1. be content with(=be satisfied with)满足于be content to do sth.愿意做某事
2. contrary to(=in opposition to)与 相反
3. on the contrary相反
4. contrast with把 与 相对(对照)
5. in contrast to/with和 形成对比;by contrast对比之下
6. contribute to有助于
7. under control(被)控制住out of control无法控制
8. at ones convenience(=where and when it suits one)在方便的'时间或地点be convenient to / for对 方便
9. convince sb. of(=cause sb. to believe or feel certain;to persuade sb.)使某人确信，try to persuade sb. to do sth.劝说某人做
10. cope with(=deal with，try to find a solution to)应付，处理
11. in the corner(of)在角落里;on(at)the comer of a street在街道拐弯处;round the comer拐过弯;be in a tight corner陷入困境
12. correspond(with)(=exchange letters regularly)通信
13. correspond to相当于correspond with符合，一致
14. at all costs不惜任何代价at the cost of以 为代价
15. a matter of course理所当然的事
