You must have missed the first train yesterday, ________ you?A．weren’tB．didn’tC．

题型：不详难度：来源：

You must have missed the first train yesterday, ________ you?

A．weren’t

B．didn’t

C．mustn’t

D．haven’t

答案

解析

试题分析：陈述句部分是含有“must表示推测”的句子，该句是对过去发生的事所进行的推测，反意疑
问句应该用一般过去时。故选B项。该句所说的实质就是：You missed the first train.句意：你昨天肯定
错过了头班火车，是吗？

举一反三

Ｉdon’t think Linda could have done such a stupid thing last night，_________?

A．do I

B．didn’t she

C． did she

D．don’t I

题型：不详难度：| 查看答案

Black doesn’t believe his son is able to design a digital camera,_____?

A．is he

B．isn’t he

C．doesn’t he

D．does he

题型：不详难度：| 查看答案

Scientists don’t think that a warm winter always has a negative influence on our life,____?

A．don’t they

B．do they

C．hasn’t it

D．has it

题型：不详难度：| 查看答案

You must have read about Mark Twain long ago, ____?

A．mustn"t you

B．haven"t you

C．didn"t you

D．needn"t you

题型：不详难度：| 查看答案

She doesn’t suppose the prices will go down this week, _______?

A．does she

B．doesn’t she

C．won’t they

D．will they

题型：不详难度：| 查看答案