He made a mistake, but he corrected the situation_________ i..

He made a mistake, but he corrected the situation_________ it got worse . [ ]A. beforeB. afterC. untilD. once

查看答案

Work hard________ you will succeed.[ ]A. andB. so C. orD..

Work hard________ you will succeed.[ ]A. andB. so C. orD. or not

查看答案

She found her calculator ________ she lost it.[ ]A. whereB..

She found her calculator ________ she lost it.[ ]A. whereB. whenC. in whichD. that

查看答案

What the doctors really doubt is ________ my mother will rec..

What the doctors really doubt is ________ my mother will recover from the serious disease soon.[ ]A. whenB. ifC. whetherD. what

查看答案

He is ready to help others, seldom, ______ refusing them whe..

He is ready to help others, seldom, ______ refusing them when they turn to him.[ ]A. if never B. if ever C. if not D. if any

查看答案