赞题库-背景图
单项选择题


A．put
B．were put
C．were putting
<上一题 目录 下一题>
热门试题

单项选择题He is rich,______ he isn't happy.

A．but
B．so
C．or

单项选择题We needn't go to school ______ Sundays.

A．from
B．on
C．in