1. keep company with(=be friendly and go out together)和 要好
2. compare with 把 與 比較
3. compare to 把 比作
4. by comparison比較起來
5. in comparison with(=in contrast to)和 比起來
6. compensate for(=give sth. to make up for)補償，賠償，彌補compensate sb. for sth.賠償，彌補
7. complain of(or about)抱怨;訴苦;控告;complain about抱怨某人或事情;complain to sb. about sth.(or sb.)向某人抱怨 ;complain(抱怨);complement(補充);compliment(恭維)
8. comply with(=act in accordance with a demand，order，rule etc.)遵守，依從
9. conceive of(think of，imagine，consider)想象，設想
10. in common(和 )有共同之處，共用be common to sb.是與某人所共有的'
11. charge for因 索取(費用)，charge sb. with sth.控告某人犯有...
12. round the clock(=all day and all night，usually without stopping)晝夜不停地
13. comment on評論
14. commit oneself to使自己承擔 commit sb. to prison把某人送進監獄;commit ones idea to writing把某人的想法寫下來;commit a matter to a committee把某事交給委員會討論
15. concentrate on(or upon)集中，專心
