题目内容
In our school library there _________ a number of books on science and the number of them _________ growing larger and larger.
A. is; are B. are; is
C. has; is D. have; are
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题目内容
In our school library there _________ a number of books on science and the number of them _________ growing larger and larger.
A. is; are B. are; is
C. has; is D. have; are