日日人人_亚洲美女在线视频_av手机在线播放_国产大片aaa_欧美中文日韩_午夜理伦三级

In our class________ of the students_______ girls．

A．three fifths；are   B．three fifth；are    C．three fifths；is  D．three fifth；is

In our class      of the students      girls.

A．three fifths; are             B．three fifth; are 

C．three fifth; is               D．three fifths; is

In our class ________ of the students are girls.

[　　]

In our class, about        of the students are girls.
A．three fifth          B．third fifths         C．three fifths