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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 291

In our school there ______ a number of books on science and the number of them ______ growing larger and larger.

A.is; are B.are; is C.are; are D.is; is
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Inourschoolthereanumberofbooks