语法知识—情态动词的基础测试题附答案解析

一、选择题

1．(2017·甘肃白银·10)—I wonder if these are Danny's glasses.

—They________be Danny's. He doesn't wear glasses.

A．can't B．must C．mustn't D．can 2．(2018·山东临沂) Could you please speak a little louder? I ______ hear you very well. A．can’t B．mustn’t

C．shouldn’t D．needn’t

3．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 4．— Do you think it is safe to shop online?

— I think so. On Taobao, customers return goods with no questions asked，but they ______ pay delivery costs.

A．can’t; can B．must; must C．can; have to D．mustn’t; can

5．I hope you __________ to my birthday party.

A．to come B．can come C．comes D．are come 6．—How nice the building is! What is it for? —It ________ a hotel. But I’m not sure. A．must be B．have to be C．may be D．can be

7．The milk tastes bad. You’d better_______.

A．throw it away B．to throw it away

C．throw them away D．to throw them away

8．I see the blackboard. I need to have my glasses.

A．can B．can’t C．must D．mustn’t 9．—Look! Mrs. Smith is standing in front of the teaching building.

—It______ her. She has gone to Egypt for her holiday.

A．must be B．mustn’t be C．can be D．can’t be 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．—Must I go out to have dinner with you, Mum?

—No, you , my dear. You’re free to make your own decision.

A．shouldn’t B．mustn’t C．needn’t D．can’t

12．I’m sorry, children over 1.4 meters________pay the full price fo r the show.

A．may B．must C．can D．ought to 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．This book _____ Lucy’s. Look! Her name is on the book cover.

A．must be B．may be C．can’t be D．mustn’t be

15．---I heard they went skating in the mountains last winter.

---It ______ true because there was little snow there.

A．may not be B．won’t be C．couldn’t be D．will be 16．—The food ________be delicious . You ate it up .

—You bet . My mum cooked it for me .

A．must B．may C．can D．need

17．–Is Mike coming to the fashion show tomorrow?

--I’m not sure. He ______ not come.

A．must B．can C．may D．should 18．—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 your brother.

A．need B．must C．may D．will

19．—Must I sleep now? —No, you________.

A．needn't B．mustn't C．can't D．may not 20．—Could you help me download some Taylor Swift’s songs from Ku Gou?

—Sorry, people download music from the Internet w ithout paying, because it’s against the law. A．wouldn’t B．needn’t

C．mustn’t D．couldn’t

21．— Could you play the piano when you were 8 years old?

— ________.

A．Yes, I could B．No, I can’t C．Yes, I can D．No, I won’t 22．-Could you help me with my English homework, Nancy?

-Of course I____________. Glad to help.

A．could B．can C．must D．do

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一、选择题

1．A

解析：A

【解析】

句意：----我想知道这些是丹尼的眼镜吗？-----他们不可能是丹尼的。他不戴眼镜。考查情态动词表推测。否定推测用can’t/couldn’t；肯定推测用must, may, might， must意思是“一定、准是”，语气较肯定，较有把握。may, might表示推测“可能性”时，意思是“可能”、“也许”，语气没有 must肯定。mustn't的意思禁止做某事。根据下文He doesn't wear glasses.（他不戴眼镜。）可以推测这副眼镜不是丹尼的；结合句意和语境可知选A。

2．A