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
of the teachers in the school is 300,of them are women teachers.A The number,one rourth
of the teachers in the school is 300,of them are women teachers.A The number,one rourth
B A number,three quaters
B A number,three quaters
英语人气：686 ℃时间：2019-08-22 10:57:06
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