One learns a knowledge by making mistakes and ______ them.

试卷相关题目

• 1We congratulated Jerry ________ the championship.

  A.on winning

  B.winning

  C.to win

  D.about winning

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• 2Some scientists believe that ________ is no doubt ________ a cure for AIDS will be found.

  A.it; that

  B.it; whether

  C.there; that

  D.there; whether

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• 3Karen was always thinking we were talking about his poor past. Every time we were chatting together, he would be all _____.

  A.over

  B.ears

  C.lone

  D.through

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• 4The lawyer rarely wears anything other than jeans and T-shirt ________ the reason.

  A.whatever

  B.wherever

  C.whenever

  D.however

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• 5Since time began, it seems, people have been putting off______they______have done today, scolding themselves in the meantime．

  A.that, must

  B.that, should

  C.what, could

  D.what, would

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• 6—The weather isn't good enough for an outing，is it? —Not at all. We can't have ________ at this time of the year.

  A.a worse day

  B.a nicer day

  C.such bad a day

  D.so fine a day

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• 7Leonardo da Vinci (1452-1519) ________ birds kept in cages in order to have the pleasure of setting them free.

  A.is said to be buying

  B.is said to have bought

  C.had said to buy

  D.has sad to have bought

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• 8______and I'll get the work finished.

  A.Have one more hour

  B.One more hour

  C.Given one more hour

  D.If I have one more hour

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• 9According to a recent U.S. report, children spent up to 25 hours a week _______ TV.

  A.watching

  B.to watching

  C.to watch

  D.watch

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• 10Just then it suddenly ________ to me that the two of us could share the dinner together .

  A.happened

  B.hit

  C.occurred

  D.struck

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