You can only be sure of __________ you have at present; you cannot be sure of something __________ you might get in the future.

试卷相关题目

• 1You'd better make a mark ______ you have any questions.

  A.at which

  B.at where

  C.the place

  D.where

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• 2It is such a difficult problem _______ no one can work out.

  A.as

  B.that

  C.so

  D.thus

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• 3Next winter, _____ you will spend in Harbin, I'm sure, will be another exciting holiday.  

  A.which

  B.when

  C.in which

  D.where

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• 4The meeting was put off, _____ was exactly _____ we wanted.  

  A.it；that

  B.as；that

  C.which；what

  D.this；what

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• 5Villagers here depend on the fishing industry, _____ there won't be much work.

  A.where

  B.that

  C.by which

  D.without which

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• 6The program is like a window on the world _______ you sit by it and fix your attention on what it shows.

  A.if

  B.as

  C.while

  D.unless

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• 7—What was the party like? 　 —Wonderful. It's years_______I enjoyed myself so much.

  A.after

  B.before

  C.when

  D.since

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• 8Throughout the world _______ advance has been made in science and technology is due to education which brings forth knowledge, creation and inventions.

  A.whoever

  B.whatever

  C.what

  D.that

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• 9Do take each subject seriously in college and even though ______ you learn isn't important for your life, the learning skills you acquire will be something to be cherished forever.

  A.when

  B.where

  C.which

  D.what

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• 10The river, _______the bank are covered with trees, is very long.

  A.whose

  B.which

  C.of which

  D.which of

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