At the terrible sight, the ________girl sat in the corner, ________.

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It was in the lab ________was taken charge of by Pro. Haris ________they did the experiment.

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________, I think , and the problems could be settled.

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A．If you double your efforts

B．So long as you keep your spirits

C．Making greater efforts

D．A bit more efforts

He kept a little notebook, in which ________the names and addresses of his friends.

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Sometimes the earthquake is so violent that it can destroy a whole city, ________happened in Tangshan in 1976.

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There are things people accept less ________you defend them.

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________ if you want to do something, or you won't be able to do it well.

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She is ________is generally called a baby-sitter.

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What do you think of the concert?

Oh, it was ________success.

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He was sorry that he had lied to her and asked her to ________him.

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