单项选择题

I left a suitcase ______ the train the other day．

A．at
B．in
C．on
<上一题 目录 下一题>
热门 试题

单项选择题
He insisted that we ______ to pass the exam．
A．study harder
B．have studied harder
C．have studied harder
单项选择题
Susan's father, as well as her mother, ______ in New York.
A．work
B．is working
C．are working
相关试题