With the effects of global warming, trees _______their leaves much later in the year.

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• 1Hurry up!  The train ______． You know it______ at 8:30 am．

  A.leaves; leaves

  B.is leaving; is leaving

  C.leaves; is leaving

  D.is leaving; leaves

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• 2---How can you keep slim as a mother of two sons? ---I _______ in the gym for years.

  A.have worked out

  B.have been working out

  C.have worked on

  D.have been working on

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• 3--I failed again. I wish I ____harder. ----But you _____.

  A.had worked; hadn't

  B.worked; don't

  C.had worked; didn't

  D.worked; didn't

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• 4The Internet connection for the entire area _________ when there was a sudden power cut yesterday.

  A.lost

  B.was lost

  C.had lost

  D.had been lost

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• 5Nowadays, a large number of women, especially those from the countryside, ________ in the clothing industry.

  A.is working

  B.works

  C.work

  D.worked

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• 6— My colleague felt quite happy because his solution was closer now to ______． — Congratulations!

  A.having adopted

  B.be adopted

  C.being adopted

  D.be adopted

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• 7—I don't believe we _______ before. —Well, I saw you once at a party, but we ______ introduced.

  A.have met; weren't

  B.met; weren't

  C.have met; haven't been

  D.met; haven't been

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• 8Every few years, the coal workers ________  their lungs X-rayed to ensure their health.

  A.are having

  B.have

  C.have had

  D.had had

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• 9The football match will be put off ,if it______.

  A.will rain

  B.rains

  C.rained

  D.is raining

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• 10Who did the English teacher, as well as the monitor, _________ an article for the wall newspaper?.

  A.has written

  B.write

  C.have write

  D.have written

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