--How many students are there in your class?- number of the students in our class

问题补充：

----How many students are there in your class?

---- number of the students in our class 40.

A. The , is

B. The, are

C. A, is

D. A, are

答案：

(答案→)A. The , is

B. The, are

C. A, is

D. A, are

解析：句意： 你们班有多少学生？我班学生数是40人。the number of 可数名词的复数形式，意思是：……的数字是，做主语时谓语用单数形式；a number of可数名词的复数形式，意思是：许多，做主语时谓语用复数形式。故选A。

考点: 考查冠词和主谓一致的用法。