________ some students are not aware of is ________ difficult life can be if they are not devoted to study.

试卷相关题目

• 1 ________is well known to everyone，I should say，is that a man becomes learned by asking questions.

  A.Who　

  B.It

  C.As　

  D.What

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• 2Most of us value our time, but some of us treat it ________ it had no value at all.

  A.even if

  B.as long as

  C.even so

  D.as though

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• 3Cheer up! It won't be ______ we can meet again.

  A.before long

  B.long before

  C.after long

  D.long since

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• 4In time of serious accidents, ________ we know some basic things about first aid, we can save lives.

  A.whether

  B.until

  C.if

  D.unless

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• 5— Have you told Mary the good news that she was admitted into Shandong University? — Yes. I told her ________I saw her this morning.

  A.while

  B.the moment

  C.until

  D.suddenly

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• 6________our manager objects to Tom's joining the club，we shall accept him as a member.

  A.Until

  B.Unless

  C.If

  D.After

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• 7He jumped out of bed and ran to the door to see ________ the parcel was for.

  A.who

  B.why

  C.where

  D.what

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• 8It's widely accepted that life is ________ there's sunshine and water.

  A.there

  B.where

  C.in the place

  D.in which

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• 9_____ you have offered 50 yuan , you can telephone for 100 yuan.

  A.To provide that

  B.Provided that

  C.Being provided that

  D.Provide that

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• 10I have no idea ______ measures the government will take to stop the air from being further polluted.

  A.which

  B.what

  C.that

  D.whose

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