题目内容

China supplies more than 90 percent of the world’s rare earth metals, but its reserves only ________ about one-third of the world’s total.

A. take up B. make up

C. build up D. set up

 

B

【解析】

试题分析:句意:中国供应超过世界百分之90的稀土金属,但其储量只占世界总共的三分之一A. take up 采取; B. make up占据; C. build up建造; D. set up建立。根据句意,故选B

考点:考查动词短语的用法。

 

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C. is; to enter into D. is; to enter

 

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