牛津译林版八年级英语上册Unit3as…as结构和反身代词同步语法讲解和练习

牛津译林版八年级英语上册Unit3as…as结构和反身代词同步
语法讲解和练习
牛津译林版八年级英语上册Unit 3 as… as
结构和反身代词
一. 语法讲解
和not as … as的用法
1. as … as
a. 当我们要表示双方某方面（如年龄、身高等）程度相同或不同时，常用as…as..和not
as…as..结构，分别表示“和...一样”或“和...不一样”。

eg: The girl is as tall as that boy.
b. as...as...或not as...as...属于同级比较，在此结构中，要使用形容词或副词的原形
译为A不如B… ; not as … as …
也可写为not so …
c. 在否定结构中，“A is not as...as B”
as …
d. 当我们对事物进行比较时，要注意被比较的双方必须是同类事物。

eg: Your car is as cool as mine. (注意your car 和mine为同类事物，其中mine等于my car)
2. 反身代词
人称/ 数单数复数
第一人称myself ourselves
第二人称yourself yourselves
第三人称himself
herself
themselves
itself
a. 反身代词是人称代词的反身形式，它所指的人或物与主语一致，在句中可以起到强
调的作用。

eg: She enjoyed herself at the party. (she 与herself 必须保持一致)
b. 反身代词和它指代的对象在人称、性别、数上必须保持一致。

c. 第一人称和第二人称的反身代词是由形容词性物主代词加上self 或selves构成。

第
三人称的反身代词是由人称代词宾格加上self或selves构成。

d. 反身代词在句中不能单独做主语。

eg: Myself is a tall. (×）
3. 常考反身代词词组小结
玩得愉快enjoy oneself; 照顾某人自己look after oneself = take care of oneself
为某人自己买…buy sth for oneself;
自学teach oneself = learn … by oneself;
某人自己穿衣服dress oneself; 亲自for oneself ; 独自by oneself;
自便吃/ 喝…help oneself to sth.; 不要拘束make oneself at home;
二. 专项练习
Ⅰ．用适当的反身代词填空(15*2’=30’）
1. I really enjoyed _____________ today.
2. Kate, take care of _____________.
3. The story _____________ is interesting.
4. We can work out the problem by ___________.
5. Your little sister is too young to look after ______________.
6. The twins are old enough to dress _______________.
7. He taught _____________ English at ten years old.
8. Boys and girls, help ____________ to some fruit, please.
9. Take good care of _____________, grandparents. Bye.
10. His parents teach _____________ Japanese every day.
11. Look! Simon is trying to pull ____________ up the rocks.
12. Lucy is so lucky that she didn’t hurt _____________.
13. Simon and Linda looked at each other. They kept the secrets to _____________.
14. Can you cook the food ______________, children?
15. Kate and Lily, you must finish your homework _____________.
Ⅱ．用所给单词的正确形式填空。

（10*2’ =20’
）
1. Jim looks as _____________(happy) as before.
2. This building is as ____________(large) as that building.
3. Jim speaks as ____________(loud) as his father.
4. His English is as ___________(good) as mine.
5. He can speak English as ___________(good) as me.
6. I am glad with the game ___________ (it).
7. Nobody taught me, I taught ____________ (me).
8. The girl __________(she) went to the hospital.
9. The two boys learned to ride a bike by ___________ (they).
10. We enjoyed ___________ (us) at Jim’s birthday party.
III. 单项选择( 6*4=24’ )
( )1. His hair isn’t as _____________ mine.
A. longer than
B. long as
C. longer as
D. long so
( )2. The red shirt looks _____ the yellow one, so I want both of them.
A. more beautiful as
B. as more beautiful as
C. so beautiful as
---I don’t agree. They are both useful. ( )3. --I don’t think
English is ______ Maths.
A. more useful than
B. not as useful as
C. as useful as
( )4. Do you think Chinese is __________ English?
A. as important as
B. so important as
C. as harder as
( )5. I think Tom sings as _______ as his siter.
A. good
B. well
C. better
D. best
( )6. ---Jin, who taught _____ Chinese before you come to school?
---Nobody. I learned it by _____.
A. your; myself
B. yourself; myself
C. you; me
D. you; myself
IV. 句型转换( 13*2=26’）
合成一句)
1. I’m 12 years old, Ann is 12 years old ,too. (
I _______ ______ __________ _______ Ann.
2. Joan is slimmer than his cousin. (改为同义句)
Joan’s cousin _________ _________ __________ ________ her.
改为同义句)
3. English isn’t as difficult as Maths. (
English is __________ __________ Maths.
Maths is ___________ _____________ __________ Maths.。