Over the past decades, sea ice _______ in the Arctic as a result of global warming.

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• 1—Look! Someone has split coffee on the carpet. —Well, it ________ me.

  A.isn't

  B.hasn't been

  C.hadn't been

  D.wasn't

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• 2—Can I drive on the free way, Mr. Green? —You can when you____________ a bit more skilled.

  A.will get

  B.are getting

  C.will have got

  D.get

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• 3--Why has he been staying at home these days?   --He ___________ since a month ago.

  A.has been out of work

  B.was out of work

  C.has lost his work

  D.had left from his work

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• 4----____your watch? ---Yes, I ___ it when I tidied the drawer

  A.Did you find; have found

  B.Did you find;has found

  C.Have you found ;found

  D.Have you foundl have found

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• 5—Excuse me, sir. Would you do me a favor? —Of course. What is it? —I ________ if you could tell me how to fill out this form.

  A.had wondered

  B.was wondering

  C.would wonder

  D.did wonder

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• 6—Well, that was really a good meal. I _______ you were a really good cook. —Thank you.

  A.didn't know

  B.don't know

  C.haven't know

  D.hadn't known

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• 7I should very much like to have gone to the party but I _________.

  A.am not invited

  B.am not being invited

  C.shall not be invited

  D.was not invited

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• 8I called Hnnah many times yesterday evening, but I couldn't get through. Her brother _____on the phone all the time!

  A.was talking

  B.has been talking

  C.has talked

  D.talked

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• 9No decision      about any future appointment until all the candidates have been interviewed.

  A.will be made

  B.is made

  C.is being made

  D.has been made

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• 10I really ought to go on a diet。I ________ on so much weight since I gave up jogging.

  A.put

  B.am putting

  C.have put

  D.had put

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