语法知识—情态动词的分类汇编及答案解析

一、选择题

1．—I feel tired.

—You ________ go to bed so late.

A．must B．shouldn’t C．should

2．Look at the sign! It says “No Smoking!” You ________ smoke here. It’s dangerous. A．mustn’t B．ought not to C．needn’t D．don’t have to 3．I hope you __________ to my birthday party.

A．to come B．can come C．comes D．are come 4．All passengers_____ go through safety check before they take a plane.

A．may B．can C．must D．need 5．—________your house be cleaned right now？

—No,it needn't.It may be cleaned this afternoon．（）

A．Must B．May C．Can

6．A: Is Jim coming by train?

B: I’m not sure. He _______ drive his car.

A．must B．may C．need D．should 7．—Doesn’t Frank like staying at home and looking after his little sister?

—_______, but he ________ because both of his parents work.

A．Yes; has to B．No; has to

C．Yes; doesn’t have to D．No; doesn’t have to

8．— I would like________ to see a movie.

—It’s too late. You’d better ________alone.

A．to go, go B．go, not go C．to go, not go D．going, go 9．It is 11:00 p.m now. Peter hasn't come back yet. His mother ______ be very mad at him. A．may B．can C．must D．need 10．—Must I finish my homework this evening?

—No,you ________.You have a three﹣day holiday.

A．won't B．mustn't C．needn't 11．—Could you please hang out with me this afternoon?

—______. I have to make a plan for Clean-Up Day.

A．Sorry, I couldn’t B．Sorry, I can’t

C．Sure, I can D．Sure, I could

12．—Could I call you by the first name?

—Yes, you .

A．will B．could C．may D．might 13．— Must I finish the homework now?

— .You can do it later.

A．No, you needn’t B．Yes, you must C．No, you can’t

14．The flowers ________ every day, or they will die.

A．must water B．can be watered

C．should water D．must be watered

15．-_________ you help me with my homework?

-Of course if I __________.

A．Could; could B．Can't; can C．Could; can D．Can; could 16．— Must I go home? — No, you ________.

A．can’t B．mustn’t C．don’t D．needn’t 17．—The food ________be delicious . You ate it up .

—You bet . My mum cooked it for me .

A．must B．may C．can D．need

18．一Hurry up, Mark! Let's cross the road as quickly as possible.

一No，you . Don't you see the light is still red?

A．couldn't B．wouldn't C．mustn't D．needn't 19．—Mum, I’ve signed for a big box by Future Express (快递). What’s in it?

—I’m not sure. It ________be a present from y our brother.

A．need B．must C．may D．will

20．—Is Wilson on duty in class today?

—It________be him. It's his turn tomorrow.

A．must B．can't C．should D．needn't

21．—I often see Maria in the library, and she _________ like reading best.

—That’s right.

A．need B．may C．must D．can

22．— May I have some wine?

— No, you . You have to drive home later.

A．shouldn't B．needn't C．mustn't D．may not

【参考答案】***试卷处理标记，请不要删除

一、选择题

1．B

解析：B

【解析】

【分析】

【详解】

句意：——我感到累了。——你不应该这么晚才睡觉。

考查情态动词。must必须、一定；shouldn’t不应该；should应该。根据上文I feel tired. 我