( )We found necessary to protect the environment. A. it B. this C. that D. what——青夏教育精英家教网——

摘要：( )We found necessary to protect the environment. A. it B. this C. that D. what

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We found ________ necessary to protect the environment．

A．it

B．this

C．that

D．what

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We found ________ necessary to protect the environment．

A．it

B．this

C．that

D．what

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We found ________ necessary to protect the environment．

A．it

B．this

C．that

D．what

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We found ________ necessary to protect the environment.

[　　]

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We found necessary to protect the environment.

　　 A. it B. this C. that D. what

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