问题
选择题
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
答案
答案：C
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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
答案：C