赞题库-背景图
单项选择题

We all think that the ______ century will bring us more hopes.

A．twenty-first
B．twentieth-first
C．twenty-one
<上一题 目录 下一题>
热门试题

单项选择题My father left home at about ______.

A．six thirty
B．thirty six
C．thirty to six

单项选择题Over ______ of the articles on education have been published.

A．two thirds
B．two third
C．seconds three