初二英语语法特殊用法练习题30题答案解析版

初二英语语法特殊用法单选题30题答案解析版
1.My mother is ill. I stay at home to look after her.
A.must
B.may
C.can
D.have to
答案：D。

“must”表示主观上的“必须”；“may”表示“可能”；“can”表示“能够”；“have to”表示客观上的“不得不”。

这里因为妈妈生病，所以是客观情况导致不得不待在家里照顾她。

2.We go to the park if it is sunny tomorrow.
A.must
B.may
C.can
D.should
答案：B。

“must”语气太强烈；“can”表示能力；“should”表示应该；“may”表示可能，这里如果明天天气晴朗，我们可能去公园比较符合语境。

3.You return the book to the library on time.
A.must
B.may
C.can
D.could
答案：A。

“must”表示必须，按时还书是规定，所以用“must”。

“may”“can”“could”语气都比较弱。

4.She sing very well when she was young.
A.must
B.may
C.can
D.could
答案：D。

“must”表示肯定推测，这里不是推测；“may”表示可能；“can”表示现在的能力；“could”表示过去的能力，这里说她年轻时唱歌很好，是过去的能力。

5.We eat in the classroom.
A.mustn't
B.may not
C.can't
D.don't have to
答案：A。

“mustn't”表示禁止；“may not”表示可能不；“can't”表示不能；“don't have to”表示不必。

在教室里禁止吃东西。

6.He be at home now. I saw him go out just now.
A.mustn't
B.can't
C.may not
D.shouldn't
可能不；“shouldn't”表示不应该。

刚刚看到他出去了，所以现在他不可能在家。

7.You play football in the street. It's very dangerous.
A.mustn't
B.may not
C.can't
D.don't have to
答案：A。

“mustn't”表示禁止在街道上踢足球，因为很危险。

“may not”“can't”“don't have to”都不符合语境。

8.I finish my homework before I watch TV.
A.must
B.may
C.can
D.could
答案：A。

“must”表示必须先完成作业才能看电视。

“may”“can”“could”语气较弱。

9.She be late for school. She is always on time.
A.mustn't
B.can't
C.may not
D.shouldn't
准时，所以不可能迟到。

“may not”表示可能不；“shouldn't”表示不应该。

10.We take some photos in the museum.
A.mustn't
B.may not
C.can't
D.don't have to
答案：A。

“mustn't”表示禁止在博物馆拍照。

“may not”“can't”“don't have to”都不符合语境。

11.Your sister can play the piano so well!______talented she is!
A.What
B.How
C.What a
D.How a
答案：B。

本题考查感叹句的用法。

how 修饰形容词或副词，what 修饰名词。

这里talented 是形容词，所以用how。

A 选项what 后面要跟名词；C 和D 选项what a 和how a 用法错误。

12.We had a great time at the park yesterday,______?
A.didn't we
B.did we
C.hadn't we
D.had we
答案：A。

本题考查反意疑问句。

前面是肯定句，后面要用否定形式，had 在这里是实义动词，所以用didn't we。

B 选项did we 是肯定形式；C 和D 选项hadn't we 和had we 时态不对。

13.What a beautiful flower!______smells so good!
A.It
B.They
C.He
D.She
答案：A。

本题考查代词的用法。

前面提到的是一朵花，是单数，所以用it。

B 选项they 是复数；C 选项he 和D 选项she 分别指代男性和女性，不适合指代花。

14.The movie was so exciting!______?
A.was it
B.wasn't it
C.is it
D.isn't it
答案：B。

本题考查反意疑问句。

前面是肯定句，后面要用否定形式，且时态要保持一致，所以用wasn't it。

A 选项was it 是肯定形式；C 和D 选项is it 和isn't it 时态不对。

15.How delicious the cake is!______want to have another piece.
A.I
B.You
C.We
D.They
答案：A。

本题考查人称代词的用法。

根据语境，这里表达的是“我”想吃另一块蛋糕，所以用I。

B、C、D 选项you、we、they 不符合语境。

16.We should protect the environment,______?
A.shouldn't we
B.should we
C.mustn't we
D.must we
答案：A。

本题考查反意疑问句。

前面是肯定句，后面要用否定形式，should 的否定形式是shouldn't we。

B 选项should we 是肯定形式；C 和D 选项mustn't we 和must we 用法错误。

17.What an interesting book!______have read it before.
A.I
B.You
C.We
D.They
答案：A。

本题考查人称代词的用法。

根据语境，这里表达的是“我”以前读过这本书，所以用I。

B、C、D 选项you、we、they 不符合语境。

18.The weather is so nice today!______go for a picnic.
A.Let's
B.Shall we
C.Why not
D.All of the above
答案：D。

本题考查提建议的用法。

let's、shall we 和why not 都可以用来提建议，所以选D。

19.How fast he runs!______catch up with him.
A.I can't
B.You can't
C.We can't
D.They can't
答案：A。

本题考查人称代词的用法。

根据语境，这里表达的是“我”追不上他，所以用I can't。

B、C、D 选项you can't、we can't、they can't 不符合语境。

20.We have learned a lot in this class,______?
A.haven't we
B.have we
C.didn't we
D.did we
答案：A。

本题考查反意疑问句。

前面是肯定句，后面要用否定形式，且时态要保持一致，所以用haven't we。

B 选项have we 是肯
定形式；C 和D 选项didn't we 和did we 时态不对。

21.If I were you, I ______ study harder.
A.will
B.would
C.can
D.could
答案：B。

本题考查虚拟语气中对现在情况的假设。

“If I were you”是对现在情况的假设，主句谓语动词要用“would+动词原形”。

22.If he had time, he ______ to the park.
A.will go
B.would go
C.goes
D.went
答案：B。

本题考查虚拟语气中对现在情况的假设。

“If he had time”是对现在情况的假设，主句谓语动词要用“would+动词原形”。

23.If it ______ tomorrow, we would stay at home.
A.rained
B.rains
C.will rain
D.is raining
答案：A。

本题考查虚拟语气中对将来情况的假设。

“If it rained tomorrow”是对将来情况的假设，从句谓语动词要用过去式，主句谓
语动词要用“would+动词原形”。

24.If I had known it earlier, I ______ done it differently.
A.would have
B.will have
C.have
D.had
答案：A。

本题考查虚拟语气中对过去情况的假设。

“If I had known it earlier”是对过去情况的假设，主句谓语动词要用“would have+过去分词”。

25.If she were here now, she ______ help us.
A.will
B.would
C.can
D.could
答案：B。

本题考查虚拟语气中对现在情况的假设。

“If she were here now”是对现在情况的假设，主句谓语动词要用“would+动词原形”。

26.If they had listened to me, they ______ in trouble now.
A.wouldn't be
B.won't be
C.aren't
D.weren't
答案：A。

本题考查虚拟语气中对现在情况的假设。

“If they had
listened to me”是对过去情况的假设，但是根据“now”可知，实际上是对现在情况的假设，主句谓语动词要用“wouldn't be”。

27.If it ______ sunny tomorrow, we will go on a picnic.
A.is
B.was
C.will be
D.were
答案：A。

本题考查真实条件句。

如果明天天气晴朗，我们就去野餐。

真实条件句中，主句用一般将来时，从句用一般现在时。

28.If I had a million dollars, I ______ buy a big house.
A.would
B.will
C.can
D.could
答案：A。

本题考查虚拟语气中对现在情况的假设。

“If I had a million dollars”是对现在情况的假设，主句谓语动词要用“would+动词原形”。

29.If he ______ more careful, he wouldn't have made so many mistakes.
A.were
B.was
C.had been
D.be
答案：C。

本题考查虚拟语气中对过去情况的假设。

“If he had been more careful”是对过去情况的假设，主句谓语动词要用“wouldn't have+过去分词”。

30.If she ______ to me earlier, I could have helped her.
A.had come
B.came
es
D.will come
答案：A。

本题考查虚拟语气中对过去情况的假设。

“If she had come to me earlier”是对过去情况的假设，主句谓语动词要用“could have+过去分词”。