( )____number of the students in our lass ___40.A.The;is B.The;are C.A;is D.A are

问题描述:

( )____number of the students in our lass ___40.A.The;is B.The;are C.A;is D.A are
为什么后面的那个空要填is丫?

the number of +可数名词的复数,表示.的数量,后跟单数谓语.
a number of +可数名词的复数,表示 大量的.,后跟复数谓语.
本题第二空后 40表明是说 数量,所以选择A