15. from(来自……) We've learnt a lot from our teacher.

　　They are busy from morning to night.(from……to…… 从……到……)

　　The letter is from your parents. I have been away from home for a long time.

　　(be away from home 离开家)

　　The film we saw yesterday was different from the novel.

　　(be different from 与……不同，differ from)

　　The wine is made from the best grapes.

　　make from 化学变化 make of 物理变化 The desk is made of wood.

　　make sth. up 由……组成

　　Animal bodies are made up of cells.

　　Society is made up of people of widely differing abilities.

　　make with sth. 迅速拿出或提供某物 Make with the beers， buster. 伙计，拿啤酒来。

　　make for 为……做…… She made coffee for all of us.

　　Millions of people are suffering from the war.(suffer from 遭受)

　　He is weak from lack of sleep. (lack of 缺乏)

　　I try to prevent them from doing the work， but in vain.

　　(prevent sb. from doing sth. 阻止某人做某事) (in vain 毫无作用，徒劳)

　　The situation is getting from bad to worse. The guest is talking from beginning to the end.

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)

17. into(进入) Let's go into the room. I worked far into the night.

　　The house has been turned into a museum.( turn into 变成 )

　　We must put these theories into practice.

　　They all burst into laughter. (burst into 爆发)

　　At the news， my sister burst into tears. (burst into tears 放声大哭)

　　I ran into my former classmate at the station. We haven't seen each other for a long time.

　　(run into 偶然碰到，偶然遇到)