Wemusttakemeasurestoprotectthe

We must take measures to protect the environment from ______．

A．polluting

B．being polluted

C．polluted

D．pollute

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I didn't think I'd like the movie, but actually it __________ pretty good.

A．has been

B．was

C．had been

D．would be

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Shakespeare's play Hamlet __________ into at least ten different films over the past years.

A．had been made

B．was made

C．has been made

D．would be made

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A big fire __________ last night. Who should __________ for it?

A．took place; be to blame

B．was broken out; be to blame

C．happened; be to be blamed

D．broke out; be to blame

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They are living with their parents for the moment because their own house __________.

A．is being rebuilt

B．has been rebuilt

C．is rebuilt

D．has rebuilt

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By the time I arrived at the hospital, his wound __________.

A．had treated

B．was treated

C．treated

D．had been treated

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