—Can you come to my party on Wednesday?—Sorry, I can"t. I___ finish my homework.

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—Can you come to my party on Wednesday?
—Sorry, I can"t. I___ finish my homework.
A. may B. would C. have to

答案

解析

考查情态动词的用法。根据句意“我必须完成我的作业”，所以用 have to。

举一反三

Thi

s dictionary______ Tom"s. It has Ann"s name on it
A. might be B. may he C. can"t be

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—Don’t forget ______ your homework. John.
—Ok. I"ll do it right now.
A. doing B. do C. to do

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— Susan, would you like to go hiking with us this afternoon?
— I"d love to, but I study for a test.
A. may B. have to C. can

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—Let’s go dancing tonight.!
—Sorry, I ________.I have to go to my guitar lesson.
A. mustn’t B. needn’t C. can’t

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—Do you know the song Come on, Haixi!—Yes, and I _________sing it well.
A. must B. can C. need

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