问题补充:
Once you the habit of smoking, it is hard to quit.
A. get over
B. get into
C. get through
D. get up
答案:
A. get over
(答案→)B. get into
C. get through
D. get up
解析:考查词组:A. get over克服B. get into染上C. get through接通,完成D. get up起床,句意:一旦你染上抽烟的习惯,就很难戒掉。选B。