It is rather ______ that we still do not know how many species there are in the world today.

试卷相关题目

• 1Though the novel had a happy ending, the readers were left ____.

  A.to be satisfying

  B.unsatisfying

  C.unsatisfied

  D.being satisfied

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• 2________writing the article，the author forgot that he had a meeting to attend.

  A.Absorbed in

  B.Absorbing at

  C.To absorb in

  D.Having absorbed by

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• 3Many of us Chinese people are ________with the beauty of Hangzhou and Suzhou.

  A.attractive

  B.confident

  C.familiar

  D.sensitive

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• 4The students are warned not to talk about anything ______ to the accident that happened the other day in the school.

  A.relevant

  B.similar

  C.opposite

  D.suitable

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• 5Studies show that people are more _____ to suffer from back problems if they always sit before computer screens for long hours.

  A.likely

  B.possible

  C.probable

  D.sure

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• 6The ______ girl sat in the corner _______.

  A.frightening; cried

  B.frightening; crying

  C.frightened; crying

  D.frightened; to cry

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• 7Nowadays, people get news around them and about the world from _____ media: on TV, on the radio, in the newspaper or on the Internet.

  A.formal

  B.ordinary

  C.various

  D.normal

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• 8It is reported that the United States uses ________ energy as the whole of Europe.

  A.as twice

  B.twice much

  C.twice much as much

  D.twice as much

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• 9Though working outside, he is always ________ about his aging mother at home.

  A.concerned

  B.satisfied

  C.excited

  D.particular

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• 10As a young minister, he was full of ______ ideas for social reform.

  A.grand

  B.greedy

  C.guilty

  D.fluent

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