—It is so dark tonight, Mum.— Yes, this is just ________ we can enjoy brilliant stars in the sky.[    ]

试卷相关题目

• 1— I rang you at about nine,but there was no reply.— Oh,that was probably________I was seeing the doctor.

  A.why

  B.when

  C.what

  D.that

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• 2_____ some mammals came to live in the sea is not known.     

  A.Which

  B.Since

  C.Although

  D.How

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• 3Don't answer me with a simple 'yes' or 'no'. Explain ______ possible.

  A.whoever

  B.whenever

  C.however

  D.whatever

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• 4— ____ do you study for a test? — I study by listening to tapes

  A.What

  B.Why

  C.How

  D.When

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• 5Life is ten percent what happens to you and ninety percent _____ you respond to it.

  A.that

  B.whether

  C.how

  D.what

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• 6— Have you finished the book?— No, I've read up to ________ the children discover the secret cave.

  A.which

  B.what

  C.that

  D.where

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• 7-I'll ask the teacher about the attributive clause. I'm very puzzled about it.-That's just ________ most of our classmates have doubt.

  A.what

  B.why

  C.where

  D.how

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• 8We all know for sure ____ different life today is from that of the past.

  A.how

  B.how a

  C.what

  D.what a

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• 9The world's population hit 7 billion on Monday among celebrations and concerns about_______ the growing number of people will affect the earth's resources.

  A.why

  B.how

  C.whether

  D.what

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• 10In peace, too, the Red Cross is expected to send help _____ there is human suffering.

  A.whoever

  B.however

  C.whatever

  D.wherever

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