Wefoundnecessarytoprotecttheen

We found ________ necessary to protect the environment.

A．it

B．this

C．that

D．what

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I wonder why you won’t do it as ____. It’s the third time you have done so.

A．told to

B．be told

C．told you

D．you told

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— How are you getting on with your work?
— Oh, I’m sorry. Things aren’t going so well as ____.

A．plans

B．planning

C．planned

D．to plan

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— Why do you want the book so much?
— ____, sir.

A．Studying

B．Studied

C．Studies

D．To study

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— I hate talking with that guy. Look, he is coming. What should I do?
— Don’t speak until ____.

A．speaking

B．spoken to

C．spoken

D．speaking to

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I hear Mr. Smith was writing a story last year and he still ____.

A．do

B．does

C．is

D．am

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