I didn't know______ this years ago ,but recent science ____that inharmonic marital(婚姻的) life like quarrels or fights harms one' heart.

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• 1She ___ Hungzhou and will stay there for a week.

  A.has been to

  B.has left for

  C.has come from

  D.has left

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• 2Had you joined the chat room ten minutes ago, you would have known what we _______about then.

  A.had talked

  B.have talked

  C.talk

  D.were talking

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• 3I _______ to your excuses for making so many mistakes.I shall report to your father at once.

  A.listened

  B.will not listened

  C.listen

  D.am not listening

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• 4Come and see me whenever _____________.

  A.you are convenient

  B.you will be convenient

  C.it is convenient to you

  D.it will be convenient to you

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• 5The basin _______ water soon. You can't pour more in.

  A.is full with

  B.fills with

  C.is filled of

  D.is filled with

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• 6Don't come at ten o'clock tomorrow, he _______then.

  A.will be

  B.will work

  C.will be working

  D.would work

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• 7It is reported that a man ______more than 70 hours without water in the ruins after the Qinghai earthquake.

  A.had survived

  B.survives

  C.survived

  D.is surviving

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• 8Every possible means _______ been taken to prevent the river _________.

  A.have; polluting

  B.has; polluted

  C.has; from being polluted

  D.have; being polluted

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• 9Thanks to the policy, birth rates in the country_______ 2 percent annually for the past five years.

  A.have been risen

  B.have been rising

  C.are rising

  D.are risen

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• 10As the saying goes, one is never too old to learn. After he _______, he will devote himself to gardening.

  A.retired

  B.has retired

  C.will retire

  D.had retired

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