2016年成人高考专升本英语复习资料-词汇知识梳理之介词5

16. in(在……里) We'll be back in three days.

　　( He came back three days ago.)

　　Do you work in the daytime or at night?

　　We'll be back in no time. (in no time 立刻，马上)

　　He is always in a good mood. (in a good mood 情绪很好 in a bad mood 情绪很糟)

　　I have no difficulty/ trouble in solving the problem. (no difficulty in doing sth. 没有困难)

　　Did you have any difficulty in finding the hotel?

　　They have done it in a wrong way. (in a wrong way 错误的方式)

　　They accepted the plan in principle. (in principle 原则上)