单项选择题
() he does his work, I don't mind what time he arrives at the office.
A. So far as B. So long as C. In case D. If only
单项选择题 I () with all the windows closed, but now I'd like some flesh air.
单项选择题 How I wish that I () law when I was at college !
单项选择题 Although () happened in that developed country sounds like science fiction, it could occur elsewhere in the world.
