Question

  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

Answer 1

B

試題分析：句意：中國供應(yīng)超過世界百分之90的稀土金屬，但其儲量只占世界總共的三分之一A. take up 采取； B. make up占據(jù)； C. build up建造； D. set up建立。根據(jù)句意，故選B。