catch up with 迎头赶上

caught red-handed， be 犯罪活动的当场被抓住

chain smoker 烟瘾大的人

change hands 转手

change my opinion of you 我对你的看法改变一下

cheap joints 下流地方

check out 办清离开手续；借书；调查

check up on 校对

cheer up 振作；鼓励

chew the rag 唠叨不断

chip in 集资；捐款

clean sweep 全胜

clean the house for sb 和某人算帐

clock watcher 盼望下班的人

close shave （close call） 千钧一发

coast is clear 没有危险了

coin a neat phrase 话说得很恰当

cold fish 冷酷无情的人

Columbus discovered America 陈年旧事

come about 发生

come across 偶然遇见

come along with 随同

come and get it 试试拿走它吧

come down with 病倒

come in 起作用；有份

come in handy 迟早有用

come into the world 出世