You buy a gift, but you can if you want to.A．mustB．mustn"tC．have toD．don"t - 高中英语试题 - 超级试练试题库

题目

题型：不详难度：来源：

You buy a gift, but you can if you want to.

A．must

B．mustn"t

C．have to

D．don"t have to

答案

解析

试题分析：don’t have to 没有必要做某事儿，mustn’t 则为禁止。句意：你没有必要买礼物，但是如果你想的话，你可以买。must 必须, mustn’t表禁止 have to 不得不。

核心考点

试题【You buy a gift, but you can if you want to.A．mustB．mustn"tC．have toD．don"t】；主要考察你对动词的分类等知识点的理解。[详细]

举一反三

To forbid the cheating strictly in this important exam, the authorities have released a rule that students _________ bring any reference books and stationery into their classrooms.

A．will not

B．shall not

C．might not

D．need not

题型：不详难度：| 查看答案

Facts prove that the world’s economic development is not a win-lose game but one in which all ______ be winners.

A．shall

B．can

C．must

D．will

题型：不详难度：| 查看答案

According to common practice, the president _________ hold office for five years.

A．must

B．shall

C．need

D．will

题型：不详难度：| 查看答案

It’s cold here. _________ I switch on the heating?

A．Should

B．Will

C．Would

D．Shall

题型：不详难度：| 查看答案

—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job?
—______ my students have a try?

A．May

B．Must

C．Will

D．Shall

题型：不详难度：| 查看答案

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