单项选择题

The forest fire caused by the volcano is difficult to be ()

A. put off
B. put on
C. put out
D. put up

<上一题 目录 下一题>
热门 试题

单项选择题
不同的一项是（）

A. found
B.could
C. should
D. would
单项选择题
We() our dinner when a policeman came to the door.

A. just had
B. have just had
C. just have had
D. had just had
相关试题