— That's the third time he's won the award in this field.   — Yes. He ________ his maximum potential in the past decade.

试卷相关题目

• 1The secretary________letters all the afternoon and there are still two letters to finish.

  A.is typing

  B.had type

  C.has been typed

  D.has been typing

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• 2Over the past decades, sea ice _______ in the Arctic as a result of global warming.

  A.had decreased

  B.decreased

  C.has been decreasing

  D.is decreasing

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• 3Prices ________ all the time and no one knows when they ________ stable.

  A.are going up; become

  B.have been going up; will become

  C.have gone up; will become

  D.have been gone up; become

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• 4The little boy________in the mud all morning.No wonder he is dirty from head to foot.

  A.has played

  B.is playing

  C.has been playing

  D.was playing

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• 5Unrest and violence in North Africa and the Middle East ____ at their fastest rate since 2008.   [     ]

  A.have been raising

  B.have been rising

  C.have raised

  D.have risen

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• 6The little boy ________ in the mud all morning. No wonder he is dirty from head to foot.

  A.has played

  B.is playing

  C.has been playing

  D.was playing

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• 7I_____ violin lessons every two weeks, but I think I'll make it every week from next month.

  A.am having

  B.have had

  C.have

  D.have been having

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• 8Excuse me, Marcia, a reporter from Vanity Fair     all day. Could you speak to her now?

  A.phones

  B.has phoned

  C.has been phoning

  D.phoned

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• 9— Hi, Jack!When did you arrive in Berlin?— Last weekend. I ______ a different culture since then.

  A.was experiencing

  B.will be experiencing

  C.have been experiencing

  D.had been experiencing

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• 10I ________ glasses since I was in primary school and I hate them. They make me look like a bookworm.[      ]

  A.have worn

  B.have been wearing

  C.have been worn

  D.was wearing

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