I _____ have written to him because he phoned me shortly afterwards.A．ought toB． - 高中英语试题 - 超级试练试题库

题目

题型：不详难度：来源：

I _____ have written to him because he phoned me shortly afterwards.

A．ought to

B．must

C．couldn’t

D．needn’t

答案

解析

needn’t have done“本来不必做”，隐含实际上已经做了，从下文 “此后不久他就给我打了电话”可知用needn’t have written to him。

核心考点

试题【I _____ have written to him because he phoned me shortly afterwards.A．ought toB．】；主要考察你对虚拟语气等知识点的理解。[详细]

举一反三

You _____ pay too much attention to your reading skill, as it is so important.

A．cannot

B．should

C．must

D．needn’t

题型：不详难度：| 查看答案

As is natural, a man as old as he ______ be very forgetful.

A．can

B．must

C．should

D．would

题型：不详难度：| 查看答案

—The poor people lived near the highway.

—_____ very noisy.

A．It must have been

B．They must be

C．That might be

D．There must be

题型：不详难度：| 查看答案

He _____ his parents that he has failed in the exam.

A．dares not tell

B．dares not telling

C．dare not tell

D．dares not to tell

题型：不详难度：| 查看答案

Messages ______ be changed from sound into electricity before they ______ be sent by radio.

A．must; will

B．have to; can

C．can; must

D．need; may

题型：不详难度：| 查看答案

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