of the teachers in the school is 300,of them are women teachers.A The number,one rourth
问题描述:
of the teachers in the school is 300,of them are women teachers.A The number,one rourth
B A number,three quaters
答
A
The number of指...的数量,谓语动词用单数
A number of 指一些,谓语动词用复数