4、arecitedtoshowthat______. A. Quitsmokingisnecessary B. Healthyhabitsbenefitourhealth C. Fruitsandvegetablesarebetterthanmilk D. Weshoulddrinkmorewatereveryday.『个案解析』:答案为B。显而易见,B为包含项,概括了A、C、D三项,即“quitsmoking,havemorefruitsandvegetablesanddrinkmorewater”都是“Healthyhabit
7、ywiththeirears.Accordingtothepassage,listeningonlywithearsmayhappentouswhen____ A) weareemotionallytired B) wearephysicallydisabled C) wearesointerestedinthetopic D) weareaskedmanyque