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    Is necessary to tell his father everything ? A. it B. that C. what D. he[答案与简析]选A.测试 it 用作形式主语.代替由不定式.动名词或从句表示的真正主语.又如:1)Is possible to fly to the moon in a spaceship ? A. now B. man C. that D. it2)Is necessary to complete the design before National Day ? A. this B. that C. he D. it3)Does matter if he can't finish the job on time ? A. this B. that C. he D. it4)It worried a bit her hair was turning grey . A. while B. that C. if D. for答案1) ― 4)DDDB. 【查看更多】

     

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    65.Is＿necessary to tell his father everything?

    A. it              B. that             C. what          D. He

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    Is＿necessary to tell his father everything?

    A. it              B. that             C. what          D. he

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    Is ______necessary to tell his father everything?

    A. it　　　 B. that　　 C. what　　 D. he

     

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    Is _____ necessary to tell his father everything?

    　 A. it 　 B. that

    　 C. what 　 D. he

     

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    65.Is＿necessary to tell his father everything?

    A．it

    B．that

    C．what

    D．He

     

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