单项选择题

It seems oil ()from this pipe for some time. We’ll have to take the machine apart to put it right.

A. had leaked
B. is leaking
C. leaked
D. has been leaking

<上一题目录下一题>

热门试题

单项选择题

If you come to Tokyo, I can put you()in an apartment near my company.

A. across
B. down
C. out
D. up

单项选择题

（）one time，Manchester was the home of them ostproduc tive cotton millsin the world.

A. On
B. By
C. At
D. Of

相关试题