_____ your letter, I would have written back two days ago.

试卷相关题目

• 1If we had taken such effective measures much earlier, the river _____ so seriously now.

  A.is not polluted

  B.would not be polluted

  C.had not been polluted

  D.would not have been polluted

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• 2Teachers recommend parents _____ their children under 12 to ride bicycles to school for safety.

  A.not allow

  B.do not allow

  C.mustn't allow

  D.couldn't allow

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• 3一 I _____ to your birthday party last Sunday. 一 Unfortunately, you were out on business.

  A.had come

  B.came

  C.would come

  D.would have come

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• 4— Jenny took the 8:00 bus to Guangzhou this morning. — Really? He _____ the 9:00 train. It's much more comfortable and safer to travel by train.

  A.could have taken

  B.should take

  C.must have taken

  D.can take

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• 5Many students suggested that the school reading room _____ open during the vacation.

  A.kept

  B.be kept

  C.should keep

  D.was kept

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• 6To value time, one should live each day as if it _____ the last day of life.

  A.is 　　　　

  B.will be 　　　　

  C.were 　　　　　

  D.had been

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• 7— Why didn't you go to the dance last night? — If I _____ tired, I would have.

  A.were not

  B.hadn't

  C.haven't been

  D.hadn't been

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• 8Mike ______ his car, for he came to work by bus this morning.

  A.can have found

  B.could have found

  C.can't have found

  D.mustn't have found

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• 9— Peter didn't come to the meeting this morning. —I _____ him yesterday, but I was too busy and forgot it.

  A.should tell

  B.should have told

  C.had to tell

  D.had told

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• 10I would love _____ to the concert last night, but I didn't get the ticket for it.

  A.to go

  B.going

  C.to be gone

  D.to have gone

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