题目内容
The number of students in our school ______ 4000 and a number of them _____ good at playing pingpong.
A.is, is B.are, are C.is, are D.are, is
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题目内容
The number of students in our school ______ 4000 and a number of them _____ good at playing pingpong.
A.is, is B.are, are C.is, are D.are, is