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问题: !英语!

The number of the experts invited to the
conference ( )120,but a number of them ( )
absent for various reason
这个是不是关于!The number of和a number of 的用法?
那他们分别加什么呢?

解答:

The number of the experts invited to the
conference (is )120,but a number of them ( are)
absent for various reason
The number of和a number of 的用法
the number of ....的数量,跟复数名词时,谓语动词用单数,如:

The number of students is 125.
学生的数量是125人。

a number of 一些,许多,接复数可数名词,谓语动词用复数,如

A number of candidates have been interviewed yesterday.
昨天已经对一些候选人进行了面试。


参考文献:http://iask.sina.com.cn/b/11989672.html