以下《2014考研英语完型模拟冲刺题（四）》由留学群考研英语模拟题为您独家提供，欢迎大家参考。 Text4 Smoking may be a pleasure for some people. 1 ,it is a serious source of 2 for their fellows. Now medical authorities express their 3 about the effect of smoking 4 the health not only of those wh...