It can be easy to such bad habits as smoking and heavy drinking but it is not so easy t

问题补充：

It can be easy to such bad habits as smoking and heavy drinking, but it is not so easy to quit.

A. slide into

B. turn into

C. put into

D. draft into

答案：

(答案→)A. slide into

B. turn into

C. put into

D. draft into

解析：考查词组辨析：A. slide into染上，B. turn into变成，C. put into放入D. draft into 征召入伍，句意：染上抽烟喝酒的坏习惯可能很容易，但戒掉不容易。选A。