单项选择题

If the whole operation（）beforehand, a great deal of time and money would have been lost.

A. were not planned
B. has not been planned
C. was not planned
D. had not been planned

<上一题 目录 下一题>
热门 试题

单项选择题
I can hardly concentrate on the Listening Test（）this noise going on.

A. for
B. because
C. with
D. since
单项选择题
（）all my letters, I had a drink and went to bed.

A. Being finished
B. Finishing
C. Finished
D. Having finished
相关试题