问题 选择题

The number of students in our school ___ 9,000 and a number of them ___ from the city.  

A.are; are

B.is; are

C.is; is

D.are; is

答案

答案:B

A number of 相当于many,后面用are.。the number of 是……的数目,后面用is。

单项选择题
配伍题 B型题