Unit 4

Grammar

Task 1 Revision1. 将来

2. 杀掉它以获取它的毛皮

3. 砍伐树木和森林

4. 没有生活的地方

5. 让小熊猫独处两整天

6. 把它们带走

7. 濒临灭绝 ( 在危险中 )

8. 采取以下行动

9. 扩大大熊猫自然保护区

10. 鼓励农民离开大熊猫自然保护区

in the future kill it for its fur

cut down trees and forests have nowhere to live

leave baby pandas for two days on their own

take them away be in danger

take the following actions make giant panda reserves bigger

encourage farmers to leave the giant panda reserves

What will they do?

The dangers Xi Wang may have in the future. The dangers Xi Wang may have in the future.

some peoplesome people

farmersfarmers

hunters hunters

find baby pandas alone, take them away.

cut down trees and flowerslet pandas nowhere to live.

Catch a giant pandaKill it for fur

Task 2 Look and say

If hunters…, they’ll….

Conditional sentences

A. We use them to talk about possible situations

If________________, ____________

= ________________if__________

Simple present tense Simple future tense

Simple future tenseSimple present tense

Task 3 Presentation

1. If I sit on the bus , I will give my seat to the old woman

2. If we cut down the trees and forests , the animals will have nowhere to live .

.

Work out the rules !

1. We call the sentences underlined( 被划线的 ) _________ . ( ‘If’-clause, main clause )

2. We call the other parts of the sentences__________ . (‘If’-clause, main clause )

3. We put a _________ (comma, full stop ) after the ‘If’-clause when it is the first part of a sentence.

4. In the ‘if’-clause we use ____________________ ( simple present tense ,simple future tense).

5. In the main clause we use __________________ (simple present tense, simple future tense)

‘if’-clause

main clause

comma

simple present tense

simple future tense

3. The hunters will kill them if they catch the animals.

What will you do if you sit on the bus?

If I sit on the bus , I will give my seat to the old woman.

Task 4 Oral practice

What will happen to the animals if we cut down the trees and forests ?

If we cut down the trees and forests , the animals will have nowhere to live .

What will happen if you pick up the rubbish( the dirty things) on the ground / in the classroom ?

The world will be more beautiful if you do so .

Our classroom will be clean if you do so .

What will they do if the hunters catch the animals ?

The hunters will kill them if they catch the animals.

Fill in the blanks

1. If I see a snake in front of me,_____ a. I will see a lot of camels.

2. Giant pandas will survive_________ b. I will go to the zoo.

3. I will see some beautiful birds _____ c. if we protect them.

4. If I go to North Africa ____________ d. I will run the other way.

5. If I have time next weekend,_______ e. if I walk through a rainforest ( 雨林 ).

d

c

e

a

b

Task 5 Exercise

Amy wants to go to the Beijing Zoo. Help her complete her note. Use the correct forms of the verbs brackets.

Why do I want to go to Beijing Zoo?

1. If I _____(go) to Beijing Zoo, I___________(learn)a lot about animals

2.If I _______(arrive) at noon, I________(see)the feeding of animals.

3.If I ______ (find) the Monkey Hill ,I _________ (have) fun there.

4.If I _______(watch)the animals carefully, I __________ (get) enough information for my class report.

5. If I ________(finish)my report, I _________(be) very happy.

go will learn

arrive will see

find will have

watch

will get

finish will be

Use conditional sentences to talk about repeated （重复的）， obvious( 显而易见的） and predictable （可预测的） situations and events

If__________________,_____________

=_______________if______________

Simple present tense Simple present tense

Simple present tense Simple present tense

What do you do if you are thirsty ?

If I am thirsty, I drink water.

You can repeat this action again and again. (repeated )

What do you do if you feel hungry?

If I feel hungry, I eat food .

The result is predictable. I am sure of that

What happens to them if hunters cut off the animals’ fur ?

The animals die if hunters cut off their fur .

What happens to everything if it rains ?

Everything gets wet if it rains .

The result is repeated( 重复的） and predictable （可预测的）

Complete the dialogue with the right forms of the words

attack （进攻，攻击） catch ， protect ， spit （吐出，吐唾液）， walkMr. Zhao : What does a bear do if it is in danger?

Amy : If a bear ____________, it _________ people.

Mr. Zhao : what does a polar bear do if it is hungry?

Amy : If a polar bear ____________,it __________ fish from the water.

Mr. Zhao : what do elephants do if they are thirsty ?

Amy : If elephants _____________, they _______ till they find a river .

Mr. Zhao : what do some snakes do if you step （踩 , 踏上） on them ?

Amy : some snakes ________ poison （毒物，毒药） if you _______________ .

Mr. Zhao : what do male wolves do if there is danger ?

Amy : Male wolves _____________ their families if _________________ .

is in danger attacks

is hungry catches

are thirsty walk

spitStep on them

protectthere is danger

Task 7 Fill in the blanks.

Let’s begin a speaking chain( 链 ) likethe following:

A: If he gets up late ,he will miss the bus.

B:If he misses the bus ,he will be late for school.

C:If he is late for school, his teacher will be angry.

D:If his teacher is angry, she will ask his mum to come to school.

E: If……, That’s terrible!

Task 8 Oral practice.

• ‘because’ and ‘because of’

1.Finish the exercises on P67

2.Discuss---Write ‘because of’ sentences as many as possible on the board.(competition)

3.Find the differences between ‘because’ and ‘because of’ ,then try to use ‘because’ instead of ‘because of’

A report on wild animals

If tigers live in the wild, they________ ( hunt ) for

their own food. they live as a family if they _____

( have ) babies . Baby tigers ________ ( learn )

how to catch other animals if they watch their

mothers.

Wolves live in family groups if they ______ ( be )

in the wild . They hunt together if they ______ ( be

) hungry.

hunt

have

learn

are are

Exercise in class.

Fill in the blanks

• 1.If it_____(stop) raining, I________(go)• for a walk.• 2.If it ________(not stop)raining, I _______• (sing)at home.• 3.If everything____(be)ready, he

_______(give) the talk.• 4.If he ________(reach)here tomorrow,

he______ (see) the feeding of animals

stops will go

doesn’t stop will sing

is

will givereaches

will see

Translation• 1. 看海豚表演

• 2. 得到足够的信息

• 3. 以家庭方式群居

• 4. 由于太多的家务活

• 5. 处于危险中

watch the dolphin show

get enough information

live as a family

because of too much housework

be in danger

Fill in the blanks using ‘because’ or ‘because of’

• 1.I was late for the meeting ___________ there

• is a lot of traffic on the road.• 2.I didn’t go to school __________ my

mother’s illness.• 3.She was in hospital ___________ she hurt

her leg.• 4.We finished the work so

quickly___________ his help.

because

because of

because

because of

Homework

Finish the exercise on your workbook.