18．set aside替换save

Some students think that they should set aside some of their pocket money for books. (2004天津卷)

19．be of + n. 替换adj.

The products are of high quality (very good ) and are sold everywhere in China.

20．refer to 替换talk about/of, mention

The professor you referred to (talked about ) is very famous.

21．can not but / can not help but替换have to do

I could not but (had to) go home.

22．more often than not替换usually

More often than not (Usually), the meaning of many words can be easily guessed.

23．lest替换so that /in order that

I wrote down his telephone number so that I would not forget it. →

I wrote down his telephone number lest I (should) forget it.

24．be long for sth. / be long to do sth. 替换want to do sth./wish for I want to see you very much. → I am long to see you. 25．be caught up in/be crazy about/be absorbed in/be addicted to替换be interested in He is caught up in ( very interested in ) collecting stamps 26．more than替换very ① I’m very glad to learn that you are coming in September. → I’m more than glad to learn that you are coming in September. ② If there is anything I can do for you, I would be more than glad to help

27．perfect (ly) 替换good/ very well He speaks perfect ( good ) English./ He speaks English perfectly ( very well ). 28．do sb a/the favor 替换help Would you please do me the favor ( help me ) to turn down the radio? 29．the other day替换a few days ago The other day my brother and I went to the cinema by bicycle. 30．in the course of替换during In the course of (During) the mountain-climbing, please help each other and pay special attention to your safety. 31．the majority of替换most

32．consist of替换be made up of Our class consists of ( is made up of ) 50 students. 33．be worn out替换 be tired / broken ① After five hours’ non-stop work, we were all worn out (tired). ② My shoes are worn out (broken). Please buy me a new pair. 34．become of替换 happen What do think has become of ( happened to ) him ? 35．attend to替换look after 36．on condition that替换as long as

37．nevertheless替换however 38．express one’s satisfaction with替换be satisfied with 39．spare no effo