The world economy has improved _____ since the end of last year, but major problems and challenges are not fully solved.

试卷相关题目

• 1_______ there is a snowstorm or some other bad weather, the mail always comes on time.

  A.Because

  B.Unless

  C.As

  D.So

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• 2________ many changes have _______, we should keep pace with the changes too.

  A.Since; taken the place

  B.Because; taken place

  C.Now that; taken place

  D.As; been taken place

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• 3Not that I'm unwilling to lend you a hand,______ I'm too busy for the moment.

  A.because

  B.but that

  C.but

  D.however

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• 4________ it comes to the increasing use of motor vehicles in the cities，some people think it should be limited．

  A.Because

  B.Once

  C.When

  D.While

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• 5I'll be away for a few days. If anything happens, telephone me ______ email me to save money.

  A.and

  B.or

  C.but

  D.then

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• 6When I was a kid, my mother told me if I could not be a good loser, _____ there's no way I could be a good winner.

  A.and

  B.so

  C.or

  D.then

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• 7______ scientists know where a storm will happen, winds will suddenly change, carrying the storm to a new direction.

  A.Even if

  B.Since

  C.Despite

  D.Unless

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• 8This depends upon ______ he is interested in doing this kind of work.

  A.if

  B.whether

  C.that

  D.what

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• 9Was it at the end of the exploration ______ you discovered the evidence ______ the monsters used to exist in the lake?

  A.which；which

  B.that；that

  C.where；that

  D.that；which

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• 10It was said ____that was _____ he succeeded in running his business.

  A.that, what

  B.that, that

  C.what, how

  D.that, how

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