challenges 4, students' book
TRANSCRIPT
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 1/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 2/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 3/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 4/131
= : -===:. '::--
~ = ~ ~
~ g ; ; ~ ; =
- -'--
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 5/131
:: .=.=...
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 6/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 7/131
. .
..
- --'--'
= - ; . E i - - : :
: : : ~ . : : . . : : : : : = -
-
_ ......
__
.... ..
__ ...
-.-
_ _ _
....
_ ........
_
......... _ .... ....
.._.....__.
. .
_a .....
_
.
_ _
.
_
....... .....-
....._ .... _....
,---
0 .
'
:;:::
_ .............
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 8/131
.- .. ~
-
: :
._ _ ..
...-
_
_ . -
........_ .......
,_ '_M_'_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 9/131
The B1 g enerotion
=: :: ::: : ::.=-
_
_
~ ~ = ~ F E ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 10/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 11/131
411 = : : : : : : ~
~ ~ ~ f ¥ ~ :
~ ,
§; ;;:: =
~ i ~ ~ ~
- : . ; ~ : . . . - = . - = : . . ~
,
,_
~ § ~ ~ : : . : : - ~
_
,-_ ...
-- ... ,
..
,
. _ ..
,_
.......'--
...
_ ...... ' - ' * '_ .
,,-
--.._
....
...
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 12/131
f > N ~ I . ,
1
: : . : : . ~ . . : : : . . - : : : : - . . : . . : :
~ : : ; : . ' : = -
.....__ _
? ; = - ; ~ ~
....
: : :
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 13/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 14/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 15/131
Study
Corner
1
,_ ..__ .._
.
....
'
'
--'
f
., .... -.--
-
' .......... - ...
-
'
...
_----
...
... ......
_
... .
.....-...
----
,- ..
-
....._ .. ...
:::.::- -
-'
.... .. _ .....
_
........
--_
..
_
.
-- '. -
; : = : . ~ - ; : ; , ; - =
-0'
._
......
=::.:::::=-..
~ ~ ~ : ~ ~ ~
:.:.::; '
....
' : : : : . ~ ' ' : '
...
f f ~ ; . 2 = E : -
5 _ ~
u
_
__
w, ' ........
__
,-
......_
..
« 0'
i _ ..___
_'''_,
___
.
...,' ..., .... ' ' ,_ .......
-
: : : : : : = : : : . ~ -
-..
'_
OJ
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 16/131
__ ._ _.
~
_.__
- '_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 17/131
. - ~ - -
....
-
...
-
~ § ~ £ : : = =
~ ~ ~ t } ~
...
-
_._
....
_-
_-_
_ _
.
..
_ _
.
_
...._
---_ ._--
------_._--
_
..
_ _
...
---
-
:;
_
.._...
...
_..................
_
.
.........
__
..
-
: : : - ~ ~ .......
.......
--
-
......... _..
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 18/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 19/131
reaking
news
=:::::::':H -
-_
_
.
_ _
.. .....
._ .....
.
__
.
-
._ _
..
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 20/131
1II _
_
.....
_
..
_
......
_ ..
_
.
-
....._
_....
. _ .....__
._
_
......
_
..
n _ .. _
...
__
....
-
..
;:..--::::-..::..----
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 21/131
~
i n d i n q
• •
II. . . . . .
LHltftl ,
III ::-.:: :" ....
._
.........._
..
-
-_0-",,_"-
: . ~ ~ - = = . : .
§ I : ~ - ; = =
-
- - - -
.
..
,
...
-
__
......
-_
.....
_--
__
.
---_
-
.....
-
...
---
-,
~
_
_
.......
_--
-----
. ..
......
_-_.-
-
'--'- -'
......
_
....
-
.
.., .........
_-- -
:::.:::.::-
...
_--
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 22/131
-
_
~ s ~ ~ ~
....
_._,--
--
____
__
~
_ '
.
....
_ _
.
_
1::: ::.;;:_ _ _ ........ _
,-...., .................
-
, ....
_
....
-- _
_-
............-........
-
....... _
..-
_ ..<__
,
--_
_-,
...
_,
1
1, . ,_ ,
.
--
......_....
• W
: = ~ __.
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 23/131
Writi 9'
An
(·m.iI
, _-- -
,
,
_ -
~ = : : : - - 1
:::. :".:::::-
3
_
~ 1 - ~ ...
. .
=-=..=:- -- --
~
- : ; ~ = - ' : - : ' 7 - .
- - · - - · - ~ - · ·
:::::;;:;' '-
••
~
~
4
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 24/131
4;rt@MIMh .iIlII M t;
_._
,,-
-- .
-,-,- - -
,
-_
.
-
-- ,
..
-
- '_ _
..
-
-
.........
_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 25/131
Study Corner 1
1'
_
r § . ~
... ...
~
...
-,
==::,=,,:, : ...,
~
-- -
-..
_
_
---,
'-
...
_,--
= ; =
" ---,
,
........
:
; ; . . : : : :
"
_-,..
.. .-
" -- - --
"_0' "
,
_ . -....
...
-
-.,
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 26/131
-..
' ~
_
_ _
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 27/131
DUIS
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 28/131
- ~
-
_.-
-
::: = -=:-
, _
_
- .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 29/131
Worm up
~ , ; : = " : " . . ' ' = = '
~ - - - - . - - ~
1'__
'
__
---Q -
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 30/131
,
-
*_
_ _
4
- .
... -
........_..
-
...-
-
_
_ _
-l
_
< .
-_ ' ' ' '_ 4
_
__
..-
'
..._ ' ...
_
....... __ ....
-
...
.
.......
-
.......
...
-
.....
~ ..
-
, ............. v_, _
__
.... _'
1 . . . . _ . . .
......
_......
..._._ _ ...
.....
_
__
....
_'
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 31/131
he iver
Worm -
up
3 _
,
...
_
......
_-,
R in9 · nd htonlng
_
__
' .... _...._.-
- -
...
--
._
.
.
.
_,-. ..,,-,
.-
........
,---_
......
§: ~ ~ ~ : : :
~ ~ ~ ~ ~ ;
; , ~ § ~ ~ ~ : : . : :
'_. '
_N _
..
_
.......
- : : : : : : ; ~ ..
- -
•
k,''''''
.
_ ...... _
' ....
.._..... _ _
..,
'
...
_
.
-
.....
_
..
-
. ',,.., ......
_
:;;:::;:;
..
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 32/131
-
: .:.:::::=::: ..::::.::.
5
=.:;.':.:. ::..--:.._
,
.,-,-,
- '-- '--'
, , "
~ ~ ' ; '
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 33/131
o t
I ::::::=:= ..
: ..
:t
- . . . . -
,-
' - - , ,
_ .
-,.-,,-
. - -:::::0 -'
.
~ - ' - '
.
: = : : ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 34/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 35/131
Sludq Corner
3
l.nguoge Che<k
_00'_'_'_' ,,
--
.
_
_
---_
......
. . ~
...
-
--
.-.
.,- -_
...
_
...
-
... ......
0 '
tj.
::::.':.:, :.. :.. '::......
-
.
.........
__
_
..... ..... ..,
4 . . . . .
... ..
_
--_
.
......._
' 00_
..
_
.
. . . . . . . . . . .
H . _
~ £ ~ ~ ~ ; ~ ~ ~
' - ... . . .... - 0
1
•
= ~ E r £ : ~ . ; . -
-_
._
.
_'._-
.......
~
...
-
...
-
H
_
_
_
-..---_ .......-,
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 36/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 37/131
41 _ _ . _
::: :::- : ::.,-
-,
I
1 . . .
1
_ ,
-
s_
..P li_
_ _
_
_._,_
_
==::;-=
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 38/131
1 _ . . . . ._ -
__
...........
-
- ... I . ... - ...
, ...
_
_
..
-
-
'_
... '--
--- _....-
..
,..,- , ..
.....
a.....
__
'b
E . s . . S ~
T ~ _ 4 _
-- ...._-_
: : . , .
•.
:::: ..: .......
=': i':;::-- -
- ~ - - -
._ -_
...
-
_
~ . ' - ' . a . -
~ O _
_{Wl
- --- -
---,,_
....
-
..............
__
..
: : : : --- '- '
;
__
:.:-.::: .:.:... ': ..._........
~ 2 ~ ~ -
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 39/131
u n n ~
m o n ~
- ; -
~ . .
= : : r : = ~ = ~ : "
~ u d l n g
,
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 40/131
,
~ _ .
_ _ ~ _ _
: ? . = : : : = =
_'_ _4_ ,,,,_
._ 4_ _
,,- '-.
,_ _4_<1_
.""._4._
_
._ '4 '_ '_
1=-=.:: _
~ , . = ; ' : ' ' : : . : : - - -
,,---_
.....-
§ £;n::· --
..
_.-
_' ..
~ . : . . : e : . - . : ~ - - '
~ - , . . -
....
- - ' "
II ::::::=:::-_",,;::-. :,...,
~ :
...
.....
. .--.. ..
.:= .-,....,
-
r:.; '
- :
'
:]
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 41/131
# Volue
for
m o n ~
s,o.k ",
_ land llownt ,
~ : : : . . - . : : : : . : : - - -
; : ~ l ~ ~ ~ : ~
-_ _
_. -_ ..
_-
..
-
_ -
.....
-
__
.
~ ~ ? . :
~
~ ~ ~ :
1 _ . . ._
-
~
- --'
; ~ ~ .
-'-'
~ g
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 42/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 43/131
WrltI ALotto<of{ooofUinl
l _ ' ' _ '
'1-----
' 1
~ § ~ ~ ~ ~ ~ ~ ;
1
_ -
• $- : ' ':; ':::: '- :.:=---,.- -
1
= ~
_
1 i =
~ ~ ~ : : . ~
_
__
-
= ~ : : : = ~ ~ : ~
13:::: _
_10
_
_
--
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 44/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 45/131
SludV Corner q
I . . . . . ~
. . . . . .
-
.
_.
_ ._
::".::.."': ....... :"
.. _
...
; E ~ -
::: ::--==
' : " ' ' ' ' E . ~ . : ' : - ' : . : ' ' '
8 : : ; : = : ' = : ' ~
., .. ..
.....
- , .... ..
_
. _ ' ....
-
_
.....
-
...
-
'- _11_
...
_
. -
H
- ~ . - ~ -
,
...._
....
-
...._-
.. . ......__ .
o O _ l _ ~
: : : : ; ~ - = ~ ~
....
_-_
...
_
..
..
_
......
_-
'-_.. -
..
___ . . . _
_
.. . . . . . . . . . . .
n
_
.......
-
...
-
1_ .._ ...-
-, . ,,
..
. -
.. ::-....
__....
..
,
......._--- .......,
.. :'.::--.....
__
...
-- - '
.,
...
..
_
....,----
'_ ...
_-
._
.
_
..
__
.
.
_
......
__
..
_
.
-
,
._....
...,--_.
_
..
_
......-...
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 46/131
_
..
_
- ~
-
~ = . ' : ; ; . •
;::::.: '
. : :::. ' ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 47/131
'--
_
-
~ -
-'
-_. -
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 48/131
1::::.:. _
:::::: = -
- ' - ' - ' - '
,
__
_.- ....
1
· _
__ _
.
- _- --
- * - ' - ' - -
.
_
. . .
_
.
_
_--,--
..........
_..
_
...-
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 49/131
noturol
onders
I .... . . -
.....
_00_'
f j ..._ .........
~ . : : . : . . .
:.'
4 _ _ _
__
_
.
__
:===: -
,
::::=-
. __ -
__
_ ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 50/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 51/131
ristol oo
odl"ll",",UIIIM"II
. .::,, :::.:::. ,=.
~
_ . . . . . . . _ . . .
_
_ _ .
_ _
..........
:.::::::::..
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 52/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 53/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 54/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 55/131
Study Corner
5
~ ~ ; ~ ~ ~ - : - :
f u ~ ~
~ - ; : : : ' ; '
1 _
...........
_ ..._
,
_
....
;0/_
. <1_
-<--
~
E; '4':.. 't.= .::...
,--, .... ~ . . . ~
:.;.
::::i.:z:::....
;:
· = = = : : : : : . : . : -
. ~ ........-,
....
_
....._ ...._
- .
.........
-
...
-
.......
,,---
: : : : ~ = : : : : : : : - =
4 _
..
_
n
. .
. . . _
. . _.
-
.-.- .
_-
,
- -_ ....'--
...... _M
..__
_
_
'_
...
,--" '"
,,
-,_
...
_
.......
,_
: . : - : . ~ . : . : : . . : . , . - . . . . :
..
'_
......
'
...,_
, ...
~ ; - : ' : ' " " : . : ; : : ' _
...
-
.....
-
...
-.
~ _
..........
_
.. '_
-
: : ~ ~ = = ~ : : :
-
0'
.. .........
_
_
-.
::..-. ': .......
:.:.:
... = = . ~ : : : ~
'_
0
: : : : : = . ~
............
~ £ ~ : = = : .
::t'
..
: ".:=: ..,
.....
....... ... ..__
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 56/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 57/131
Goin Green
~ : : ' : : ' : ~ ' : . = : '
= . : . . ~ : : : : : : . ~ _
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 58/131
1
:=-;:-::::: -:::- =
,_
--
.....
........
__ -t.
_
: = i ~ ' : :
I_
_IWI_ '_
_._---
..
_
_
.._.
:::-.':::,:. :.:,,,:'
:::: :::-::
. - :=
: : : . : . - ~ = = : : : : :
,-,-_ ............
_
........
_-
-,_
.....
_-
.
_,-_
...
_-
...
,
__
-
....
-
. ....-....
1 _
_..........
_-
--_
..
_,.,
,
..
......
_
I <- ......
_. _,,_
: ' 7 . . : : : ~ : : : : :
. = : : : . . : . : : : : . .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 59/131
fa ir
Trod
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 60/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 61/131
LO DI ero
: ;
u
. __
R dingandLi<loning
4
::..,,:,::,:.-:r.:::: '-'
tl l
::: .
. .
,...
_
--
_ _ ..
~ ~ ~ ~
~ ~ : :. '.;,- '
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 62/131
; - = -
~ = : " ' : : " ~ ~
..
. . . . .
__ _--
==----_._ -
,4/ t
I
1
-
, ,
... ~ $ ,
~
f f t I ~ I : ,
-
weryd.ryLhlt<ll ll
__
t ~ ~
::::.::..-:-
::::::
6 1 : r ~ : : :
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 63/131
=
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 64/131
_..
......
_._,-
...
_,
...
_._
..
_
....
_._,-
.........
_
..._ ......
J
~ _
,-_._-
-
.
_
._ _
.....
.....
_,,--
'-,-_
......
................ ...
, _ .
....
_ '
'--'''''---
~ : . - : . : . . ~ - -
~ , ; : i t ; :
.
.....
-
....
._._ .......
-
_. .
........
_
_
:1?2::=
• . : : , ; , = : ~ , : : , K
1 _
.. ..
-
::..,
..
.........
..... , -_
-,- .'-,
,,-- --
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 65/131
Study Corner 6
1 _ . . . . .
~ ' . . - - , - - : : . : : : : : : : . .
; ~ ...
-
:.,,- :.
-
F ~ ~ § J ~ ~ ;
_ _ _ __
3 _
. .
'
' .
,"""_
_
..
" "
,-t..._
. ~
_I>oo0 'l
_ .
~ .
=.=..=.=..: :.....
_M
_ _ _
....
_ '
.....
-
- , - -
-
- --
->0 ....
_
.._
-
__
_
,_,_ ........____
" ,_>1-,
.............
-
,_
, -_
" ::::'':::::' :'-*-""'
«- 0 '
~
-- .--
: : ~ : : :
I==::. i o : .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 66/131
= _
~ _ _
= = : ; : : : : ~
\ _
e=:::.:::::
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 67/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 68/131
....r:_to.nd_
.
_
___ _,-
·
...
_
.-
_
..
-
_
.....
-
: : . . . . .
0 0 ::: -:.:'
= .
.= _
===--.J
L
....__ -
_ .
_....
_
_
,
.....
__
.
__
...
...
-
.....
,- .....
_
-
-- -- - -
.f_ '___
'
:=:
--,--
_- _
...
1 .. _ _ _
_
..
_
_
_
........_, , ,---..
~ 1 = E : = . . . = = r : :
_ ...._
....
-
: ~ = : : = :
-
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 69/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 70/131
. ..... ~ . ...-
......
~ ...... ....
~ : : : : : . . . . . . , ..
-
..........
s
::: ::
_
_ _ _
........
. _
...
_._
1
__
_
...
_
....
.
-
'
..
_
...
--,-
,
- --_._-'
.
.
_
-
_
........
. .....
puki ll
~ _
O ; ~
: _
J
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 71/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 72/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 73/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 74/131
..
puklng
~ , : . . : : . : : - -
P'oject.:.l.....,. ..
-.
.
--
; ; : - ~ : :
_
s ~ ; E ~
.
.
_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 75/131
Sludy Corner
7
: : = : : ~
......
_
..
_--
- - - - - -
Foedbo<k
tj. ==::.=..:-:....
.
.... ........
-
,-
.....
_....._ ....
-
.......
_-
...
-
'H '_ l t
.. , _ ~
-'
... - -..
-
U n ............. _
3 . . . .
_
...
-, ....,_._"
...._.
_
.
- . ,
.....
-.
,
---
.
-
-
,
.
---,-_
.
-
.....
:.::.. ... , = : : : : ; ; . : . . . ~ . . "
:::.' .':':=:--:----
_Ml . . . _ _ _
=:::..-._ .
__
.-
4 _ ...
....
..
.... __ ..._ - - ,
.,- ..
"- .............
"--_."""-'
..., ......, ..."
........
'
::' "'...::.
....
. -_
--"""---
...
,
..
. ........
..., ...
, .....
_
.
__
..
_
..
-
....
.
.....
.....
_._
.
.
-
_
0"
S' d1 H.,p, h<'''''''rySlill.s (1)
----"-'"
..
...
.-. -----
~ _
~ - , , , , ,
.--
.
--
--
...
-_
...
__
_ _ OUO M _
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 76/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 77/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 78/131
,----,--
..._ _ ..
_
. - ._ , - . , -
_ _ ...._.....
_
.....
_
.....
,
...
_ _
.
_- _
.__
_ _
-
....
__
..
_-,
: : ' : : = : : : : ~ : ' ' ' :
- ---
- - - - ' * , ,
:E:::-- :.'=::'
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 79/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 80/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 81/131
The Police Stotion
.''''''9
~ =
u
,---_ _-
-_._ _-.. ...
, .... , - . . . - - ,
._....-
_._
- - _.._.
_ ... -
.............
_._
...
= - - - ~ , . : : . . . - . . : :
:: ; :::=:: :::
- - -
l ¥ ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 82/131
~ ~ ~ : f ~
._- ---_ ..
.= :::::
::-: ::::E::.=:
:: : ::::=
..........
-
-
tl ~ ~ : : : : : :
, ...
_
...._
..
-
,,,-,,,,
_
.....-
.
...
_
....
_._
$::,.:.S;':: ::'
~ : , : : : : :
I
= : ? ? - ~ £ :
-
.
__
r ~ E
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 83/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 84/131
+iMffltMh hi
i
.I;ww.:.si,¥
:::::: =.:::
_
.. .....
_ _
.
._
.......
_._ ..
__
.
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 85/131
l u d ~ Corner 8
-0'
===- :::=r--
" " ' : : : " - - " - -
....
_ -
-'--'--
,
= : . : : - . ~ : : . = . . : . : : . . . .
.
........
_ _ ....
_
_
......
-
_,.,
..._
...
-
...
_,,--
- .-
= ~ =::::-.:=
; ? ~
: ; ; : . : : : : . : .
n ... . .
__
-
..._ _
....
-
......
....
-
.....
-.
-
DJ
...
,.
-'''--
............
-
-
0-
NyK.. ,
•
_
_ _
....
_-
-
.........
No
..
. . _
-'-- '-
.......
,
= ' " . : : , = - ~ - : : " "
....
.::-..::..,_
_
........
_-
......
__
.
_
_-
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 86/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 87/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 88/131
r
. . . . . . : RtPOrttdquntlon<
4 _ _
. . . .
_
_
.
.
,_..
_....
::-_ 'i' .
•
-
_ , _ I ' - ~ -
_ .........
_-
, .____ .....
......
' ~ - ...
-
........
, ...... ~
,
--,,_.,--,,
.
_--, ..
_
......
.
-_._. --
'-
_
_
_._
..
-
_
_
...
-
_ _ _oT _
,--...
._ _
...
__
.
.
_
.... . ...
-
......
..
· _
r
_ _
1
...
_ _
...
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 89/131
ShOTloc
olmes
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 90/131
------
_- ..,
,--,,- -'
l
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 91/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 92/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 93/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 94/131
_ _ n ~ _ '
: . . ~ - ~
, : ,.:' '_
--
,
'
_--
::-....=-- ....
_10
4
' ~
_
- - - ~ - -
' _---
:;;;;;:--
4 _
I
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 95/131
S l u d ~ Corner
9
l.I . . . . . . c *<t
, '..-M_'
..... __ ...
_..
_
.--
_-- -
.........
: = - ~ : .
::== :.:
1 _
.........
_-,,--
,,---,
....
..
---
...
-
...
...__ . .....
....._ '
.....
- '-
-0'
......
... .....
_ .--
_
..
:::::.. :'.: .: .....
_'
= ~ : . . : : : : - -
..
,,_
..........,,_
... , ....
.
_
. ...
__
...
.., .....
...
_...,-
-:::::::::;:::.....
-
$'='=='=,':::'-.
_
.._ _ ...
_
_......
_
.....
_
-
~ _ -
_ _ , ,, lI_
= : : : : : ~ : : : : ; - - =
..........
_.._......
..
........
__
...
-
-D '
_
_
:.'-:..::....-::-
~ l ~ ~
~ t ~ ~ ~
..._0'
S t o o I r ~ R < - M ; f o o W l o f
_ _ ..__
= £ . ~ E :
.....
_ _
..
_--
...........
__
...
.....
-.-_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 96/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 97/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 98/131
_
_
..... _ ..
._---_.-
_ -'--'
.
_-_._--
.-
.....
~
....
- -
. . . . .
_ _ .... _
::: '::':::'''''=:::=::::- • :=-.::. :. . ~ .
= ,....-----. .
:: ....:._--
..
_
.
,._-,_
...........
._--,-
.----_,_ _,_ '_
01·
.......
_ _
......
--.-
1
_ - -'--
, '
...
-
_
...
_
.
.-
-
- '
--
: : - : = - f 7 : r ~ ~ ~
=:==-.'::.;;.-
..
..
,._--,
..._
__
...
_
...
,
:E::-;
.
-:::-:
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 99/131
The Hitchhiker s Guide to the
G D D x ~
_
__ ._
: = = = ~ = : ; : =
_ __ _
_._- -
1:; =,=:,::;;::,::,
......
----
_._
.-.-
_._._
p ~ k ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 100/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 101/131
s u c c e s S
W... ..u
1:: ;::
_ _ _ _ _ _
.
tlr . . . . . .
_ .....
... _ 0 -
::::: :::..i --
;,
; ~ ; : ~ : ~ ~
= - : . : : . : ~ - : = :
2E?:...=: 'Z':
_
.....
_
...
-
.._ _
_ .... ..... ....
: ~ ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 102/131
•
=:.-
..-
' ; : : : 3 : - ~
---
.=:' : .
: a : L =
67::.-...:,';;
1
-_ __ _-_
...
_
.....
_-- -
.
-- _ .......
_-
_ ...
_._-
__..
_
. .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 103/131
·
........
_
............
. . . . . . . _ . . . . _ r . . . . .
__
.. _ ...
_
.....
' ....
--_ _
...
......._A__ .....
_ ..._ _
... _.,f,... _ •·
-...- .....- ..._
....... ...
__ .........
-
....
_
..
-
. - ~ - - .
-
.....;. .
~ ~ g ~ ~ ;
~ f l ~ f ~
I
_
: : :
_
_
_ ~
. .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 104/131
wnllt 1 I,n,Mm
,,,
¥
_
__
_
..
_ .._ '_
.....-
_ _
..
.
_
__
..
.....
-
~
.
... -
~ .
..
-
_,_,
__
,_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 105/131
Study Corner 1
u ,guose Ch t<k
1
: . - ; :_
.
__
__
-
10
Feodmk
6·===.=..:. :-
.
. ..
_ _ ...
_......_--
-,. , .
...
_
..
_,.-
-
... _.....-
=:::==
......
_
..
,,
_.
_
'
........ _
.,.,-_
.........
-
....
--
...... ,-,
0 '
__
...
_-
o.
n ... _
...
_. .... . .
_
...
; E ~ ~ ; ~ ~
'_
0
=::: :::=
: : . . : . - : . : ; = ~ - : : : : : . : . . .
; ; f : = ; ~ :
.
..._ _
....
._,
..
_-,-'-
.....
,
......
_
...
__
...
...
'
. :=:::: .: '--
.......
,..
, ' -_ .....
_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 106/131
Student
A
.
-.
_.........-
._
_
..
---
.....
_ _
......
-
Uot\IJ
Qfd
10._S
_ _
._
._ '
...
_
--_
_
.....
U h l 6 b e m
....
n
....
_----
· - · · ~ - - · -
= = ~ r - : J =
-.....
_ ....
-
_.
e..;:;;= ::
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 107/131
O . . . . ~
:O;:: ; ',''';:.;::''',L,;:. .
:=.:= ' '- '-
: : : : , ~
..
o::::.;:-,,'_L'
........
... .._ _
.
r E ~ ~ " - - - -
: : : : : . . . ~ =
;:;.---
...
: ~ : . . : : - . - ~ -
: : £ = ~ g : : . : :
.---_
._-
. - - ~ - . ' ........
hdllrktia.
...
,- '
.. .......
_._
... :7.. = : " : . . -
~ ~ ~ ~ ~ ~
: ~ : ~ = : ' =
=::. :::J'---
...
:..:::.: i":::.:..."":..
=:;::r====
':.i'----
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 108/131
Sludenl
B
1 011 •• l am 10. PAt
......--_
.-
: : : ~ = = = -.:::.-- ......
._
_
...._
_..
_-
_. _ . .
..
...
~ .......
..
_
.....
_
...
-
........
_ _
..
_.
_
......
-.
--
...
_
.....
_....
_ _ ....._
U. t16.El<Hd •• I I .P l iOU
....
-
...
-
---
...
-
...
-
. - _ ..
-
......_
-
..........
.........__ ......_
._
..
-
......
_
......
_
..
_
Unlt l l El<Hd
. .
10 _U
..._ _.
........_,
...........
_
....
_-
_
...........
_,
._ ....
-
...
_
..
_--
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 109/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 110/131
11
.......
. ... ......
-
_
....
...
_'.-...-.. '
................
..
'---
.--.--. ..
...
~ ...
...
~
.....
[L
, _
....
, ...... ..
.
- -
......-.-
.....
.......
.
-,
...... ' .,..-
................
'
......... - .......
6 •
ixed-Up
~
E
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 111/131
he
sland
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 112/131
l ff ::
: :.:. =.:..
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 113/131
. ~ ~ th
rice
_ 1 1 '_
,
_
..
_
_
_
....
= ; ; ; = ; , ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 114/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 115/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 116/131
.
Big Yellow Taxi
- ..
_
__
....
_
___ _c __
_
...
_ _._ _._
{>I . .... _ . . . . . . _
.... ._- ..
..
-
-
....
-
n. . _
.....
.
__
..
.
....
-.-
'_''''IlOT_
t = t
r
.;;;
. . . . . . .
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 117/131
-...--_. '--
,
- -
- ~ ,
........ ,
- .
._-- ..........--
_
.
,
.....
, .. ~
.....
,
, ...
--.-
........ - ~ ...... ,
- .
,. .. - . (
•
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 118/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 119/131
m pisode
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 120/131
.....
_
.._
_ _.. -----.- ..
_ ........
_--,- ,
_
.
-_.- -_
.._..
,_ ...._-
-
~
.
-- '
._-_
...
_
_..... - , ...
-
'-'-'-'
--'-'--
........
-'
..
..
__
.
_
..
_._-_..
..
.......
_-
__
__
__
_
__c_.
_ _
.
_ftoo
....
__
.
_
...
_ __
_
,_
... ...
_,,_.. .._--_.. '------'
- '_I. ... .
___
. ..
__
_' _
-
,--_ ..
--
'-
-'- '--'
_ ..
-,
... - ....._......
- - -
_
__... -
-_ ....
...
..._
_
. .._ , ....
.__ _
...,-_._
....
' - ' - -
-- -
~ ..
- '
...._
__
..
_
..
__
..
_
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 121/131
........
_--
.....
--- ,-_
.
- '----
_, .... ....
<-_._-
._._----
...._....
-_
...
............_......_-
--
--_
....
_
--
..
01
.......
--
_
.
_
....
__
........
-
...........
_
....
....
_
__
_
..
~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 122/131
_.... .
w ..._
o ~ ....... ......... _
_
,..'ft
.....
•
._'
.........
-
-- '
........
....._
. .............
.....
' -
. ~
l
l
__
_
-
.....
-
:::::- ~ : = . . ' -
. ............ : : : . : : : . ...
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 123/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 124/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 125/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 126/131
...
:::::::-_.
__
: '..::::-- -_
...
~ . ; : ? E : : : :
: '.§I'§t.::.::==
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 127/131
= - ~ = ~ : -
_
= ~
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 128/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 129/131
·
_
[
I
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 130/131
7/24/2019 Challenges 4, Students' Book
http://slidepdf.com/reader/full/challenges-4-students-book 131/131