(易错题精选)初中英语语法知识—情态动词的真题汇编及答案

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．—Must I finish the work today, Mum?

—No, you ________.You can finish it tomorrow.

A．mustn't B．can't C．shouldn't D．needn't 3．Since you are very tired, you ______ finish the work today.

A．needn’t B．may not C．mustn’t D．can’t

4．I’ve bought a nice necklace for Jo’s birthday. She _____like it, but I’m not sure.

A．can B．may be C．might D．must

5．The designer has tried every possible way to make the robot light, so you _____ worry about its weight.

A．must B．may C．can’t D．needn’t

6．All passengers_____ go through safety check before they take a plane.

A．may B．can C．must D．need

7．—Is that cap Bob’s?

—No, it ________ be his. His is blue.

A．can’t B．mustn’t C．needn’t D．may not 8．—Can I take some milk and biscuits to the reading room?

—No, our school has a rule that students _______ eat or drink there.

A．can’t B．mustn’t C．needn’t D．may not 9．—Sorry, Ms Wang. I left my homework at home. Must I hand it in today?

—No, you_______ . You_______ bring it here tomorrow.

A．mustn’t; should B．needn’t; must C．mustn’t; may D．needn’t; can 10．— I wonder if these are Jim's glasses.

—They _____his. He doesn't wear glasses.

A．might be B．could be C．can't be

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．I’m sorry, children over 1.4 meters________pay the full price for the show.

A．may B．must C．can D．ought to 13．When I write down what I am showing thanks to, it’s always for things that money

______buy.

A．needn’t B．shouldn’t C．may not D．can’t

14．—The food ________be delicious . You ate it up .

—You bet . My mum cooked it for me .

A．must B．may C．can D．need

15．一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 16．—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

17．—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

18．—________ David be the new chairperson of the St udents’ Union?

—He _______ be, but I’m not sure.

A．Can; can’t B．Can; may

C．May; must D．May; mustn’t

19．—Who is the lady over there? Is it Miss Wang?

—It __________be her. Miss Wang is much taller.

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

20．---You look very pretty, if I say so.

---Thanks a lot for saying that.

A．must B．may C．will D．have to

21．－Mum, must I stay there the whole day?

－No, you__________. You__________ come back after lunch, if you like.

A．mustn’t; can B．needn’t; must C．needn’t; may

22．We _______ keep the new traffic law and learn how to protect ourselves.

A．may B．should C．can D．need

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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.