—Why is your professor so happy recently?—Because the theory she insisted on         correct.

试卷相关题目

• 1She knows so much about England. She _____ there before.

  A.must be

  B.must live

  C.must have been

  D.must have lived in

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• 2It is the first time that the local education authority ________ such strict requirements on    going-to-school time for primary and middle school students.

  A.makes

  B.has made

  C.had made

  D.made

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• 3In the past twelve months the research members _____ the effectiveness of many materials in a home building.

  A.had studied

  B.would study

  C.studied

  D.have studied

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• 4Tom is so lazy that it is the third time that he _____ late this week.  

  A.is coming

  B.comes

  C.came

  D.has come

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• 5The country life he was accustomed to________ greatly since 1992.

  A.has changed

  B.change

  C.changing

  D.have changed

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• 6Marie Logan likes designing solar racing cars. She _____ five or six different cars so far.

  A.designs

  B.will design

  C.has designed

  D.is designing

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• 7He is the only one of the students who _____ a winner of scholarship for three years.

  A.is

  B.are

  C.have been

  D.has been

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• 8To their disappointment, two thirds of the milk ______ bad.

  A.have gone

  B.has gone

  C.were gone

  D.was gone

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• 9— Do you know anything about the school? — Yes. In fact, this is the third time I _____ here.

  A.was

  B.came

  C.have been

  D.will come

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• 10— How are you today? — Oh, I ___ as ill as l do now for a long time.

  A.didn't feel

  B.haven't felt

  C.wasn't feeling

  D.don't feel

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