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Thenumberofbooksinthebookshopisabout10,000andanumberofthemaboutscience.()A.isB.wasC.areD.Were

题目详情

The number of books in the bookshop is about 10,000and a number of them
      about science.(  )

A. is

B. was

C. are

D. Were

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答案和解析
答案:C  anumber of=a lot of,许多、大量的,后面加可数名词复数;而the number of后的谓语动词则用单数形式,它看做单数,意为"…的数量".a number of them--指代许多书,是复数,后面跟用are.故选C