题干
---- You’re coughing badly, Martin．Why not give up smoking?
---- Give up smoking? Easier said than done, Amy．Once you _____ the habit of smoking, it is very hard for you to______．
---- Give up smoking? Easier said than done, Amy．Once you _____ the habit of smoking, it is very hard for you to______．
A：keep up; break it away
B：take up; drop it out
C：pick up; get rid of it
D：build up; do away with it
答案(点此获取答案解析）
C
