lesson43 it’s the tallest animal in the world 北京市第十四中学大兴安定分校 韩秀英
TRANSCRIPT
The cheetah is the fastest animal. The blue whale is the largest animal.
The giraffe is the longest animal. The elephant is the heaviest animal.
Hello! I’m Lily. I’m fourteen.
Mary is younger than Lily.
Oh, I’m Mary. I'm
nine.
Katy is the youngest of three.
Lily is young.
Er, I’m Katy, I’m six.
heavyheavier heaviest
The elephant is heavy.
The elephant is heavier than that one.
The elephant is the heaviest of three.
构成 :一 规则变化
1 一般在词尾加 er 或 est 如: taller , tallest2 以 e 结尾加 r 或 st 如 larger , largest
3 重读闭音节并以一个辅音字母结尾的双写 末尾字母加 er 或 est
如 bigger biggest 4 以辅音加 y 结尾的 变 y 为 i 再加 er 或 est 如 heavier , heaviest
5 多音节和部分双音节词在前面加 more , the most
如 more beautiful , the most beautiful
二 不规则变化原级good / well
ill/badlittlemany/much
比较级 最高级better bestworse worstless leastmore most
写出下列词的比较级和最高级
large----high----heavy---thin-----hot----difficult----important---much-------bad------
比较级
largerhigherheavierthinnerhotter
more difficultmore important
moreworse
最高级
largesthighestheaviestthinnesthottest
the most difficultthe most important
mostworst
一 用所给词的正确形式填空1 Tom is _______ (thin) than Peter.2 The red pen is _______ (short) than the blue one.3 This box is ______ (large) than that one.4 Lesson 10 is __________________ (difficult) in this book.5 Which do you like ______ (well),the yellow one or the green one.6 Beijing is one of the _____ (old)cities in China.7 Mike is _______(tall) than any other boys.
thinner
shorter
largerthe most difficult
better
older
taller
贰 根据中外提示完成下列句子。
1 长城是最长的墙。 The Great Wall is ____________________.
2 这本书比那本书贵。 This book is ____________________ than that one.
3 你最喜欢这些花中哪朵花? __________________________ in these flowers?
4 李明是我班最高的学生之一。 LiMing is _____________________ in our class.
5 这课是这本书中最有趣的。 This lesson is ______________________ in this book.
the longest wall
more expensive
Which do you like best
one of the tallest
the most interesting