Question

John hadn’t been able to stop smoking suddenly;he had to control his smoking desire ________.

A.by and by                  B.sooner or later           C.little by little             D.from time to time

Answer 1

C

解析:

by and by 不久以后，不一会儿；sooner or later 迟早；little by little相当于step by step 渐渐地；from time to time 时常地。句意为：约翰不能立即把烟戒掉，他得慢慢地控制烟瘾。