－Why does the river smell terrible? －Because large quantities of water______．

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• 1----Sorry to have interrupted you. Please go on. -----Where was I? -----You _____ you didn't like your father's work..

  A.had said

  B.said

  C.were saying

  D.had been saying

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• 2The pen I _____ I_______ is on my desk, right under my nose.

  A.think...lost

  B.thought...had lost

  C.think...had lost

  D.thought...have lost

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• 3Large quantities of water , as well as some other timely help including a medical team, _____  since the serious drought hit Yunnan Province.

  A.has offered

  B.had been offered

  C.have been offered

  D.is offered

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• 4The boys followed the marks that they ________, until finally they found their way back to the campsite.

  A.left

  B.have left

  C.had left

  D.have been left

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• 5I _________ in a foreign trade company for three years. Still, I don't regret giving up the job and living with my family.

  A.worked

  B.have worked

  C.had worked

  D.have been working

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• 6Please give Jim the schedule for tomorrow's conference when he _______ back. He is to chair the conference.

  A.will come

  B.came

  C.comes

  D.is coming

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• 7She ______ tomorrow and you had better see her off(送行).

  A.is leaving

  B.left

  C.leaves

  D.has left

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• 8A new kind of drug ______ to cure H7N9 bird flu by the scientists and they are hopeful that they will succeed in a couple of weeks.

  A.has been developed

  B.is being developed

  C.is developing

  D.has developed

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• 9I don't smoke now, but I _______ for more than twenty years.

  A.smoked

  B.was smoking

  C.have smoked

  D.had smoked

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• 10It's true that whoever ______ positive for H7N9 will receive free medical treatment from our government without delay.

  A.is tested

  B.is being tested

  C.has tested

  D.tests

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