Many businesses must have been badly influenced during that financial crisis, __

题型：不详难度：来源：

Many businesses must have been badly influenced during that financial crisis, ________?

A．haven’t they

B．didn’t they

C．must’t they

D．weren’t they

答案

解析

略

举一反三

—He didn’t devote his time to his study，did he?
— ．As a result，he failed all the final exams．

A．Yes，he did	B．No，he didn’t
C．Yes，he didn’t	D．No，he did

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19. Have a little chicken, ______?

A．don’t you

B．oughtn’t you

C．will you

D．shall you

题型：不详难度：| 查看答案

— I have heard you are going to change your job. Are you serious?
—_______. I will quit my job.

A．Yes, I’ve made up my mind	B．No, I was joking
C．Yes, I do hope so	D．No, I’m not

题型：不详难度：| 查看答案

Nothing he did was helpful to solve this problem, ?

A．didn’t he

B．was it

C．wasn’t it

D．did he

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Pip’s sister seldom has a kind word to say, ＿＿ she?

A．doesn’t

B．does

C．was

D．wasn’t

题型：不详难度：| 查看答案