单项选择题

You ought to know better than （）yourself in unnecessary expense.

A．to involve
B．involve
C．involving
D．involved

<上一题 目录 下一题>
热门 试题

单项选择题
It was in that small room （）they worked hard and dreamed of better days to come.

A．where
B．in which
C．which
D．that
单项选择题
（）,I should ask them some questions.

A．Should they come to us
B．If they come to us
C．Were they come to us
D．Had they come to us
相关试题