---It’s more and more important to protect our earth. ----I think so. If everyon

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---It’s more and more important to protect our earth.
----I think so. If everyone ______a contribution to it, our world will be more beautifu..

A．make

B．makes

C．will make

D．make

答案

解析

略

举一反三

Jenny is a nurse and ______in Town Hospital.

A．works

B．worked

C．had worked

D．working

题型：不详难度：| 查看答案

----Where is Sandy?
----He ______to anwer the phone. He’ll be back in a minute.

A．had gone

B．has gone

C．has been

D．went

题型：不详难度：| 查看答案

The film ______for ten minutes.

A．has begun

B．has been begun

C．has been on

D．began

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----Have you ever ______Lintong to see the Terra Cotta Warriors?
----Yes, I have.

A．went to

B．gone to

C．been in

D．been to

题型：不详难度：| 查看答案

I hope that you ______a good time this evening.

A．have

B．are having

C．will have

D．had

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