简介：1.beneficialadj.有益的;受益的Hisholidayhashadabeneficialeffect.假期对他大有好处。Agooddietisbeneficialtoone'shealth.良好的饮食有益于人的身体健康。[短语归纳]bebeneficialto...对……有益;benefitsb./stll.对……有利;benefitfrom/by从……中受益;beofbenefittosb./sth.对……有利;forthebenefitof为了……的利益。
选修7重点单词归纳
