初三英语both,either,neither的用法知识精讲一、辨析1.both两者。如：Ilikethemboth.我喜欢他们两个。2.either也（不）。用于否定句中。如：Idon’tlikefishing,Daviddoesn’tlikefishing,either.我不喜欢钓鱼，大卫也不喜欢。3.neither也不。用于肯定句，表示否定含义。如：Hecan’tswim,andneither/norcanI.他不会游泳，我也不会。二、相关链接1.both…and…表示肯定概念；neither…nor…表示否定概念。如：BothheandIareright.我和他都对。NeitherhenorIamright.我和他都不对。2.either用于否定句与neither（nor）用于肯定句意思相同。有时，含有either与neither（nor）的句子可用neither…nor…来改写。如：Jimdoesn’tlikefootball.Tomdoesn’tlikefootball,either.=Jimdoesn’tlikefootball.Neither(nor)doesTom.=NeitherJimnorTomlikesfootball.吉姆和汤姆都不喜欢足球。either…or…在否定句中意为“既不……也不……”，同neither…nor…。如：Hecan’tspeakeitherEnglishorChinese.=HecanspeakneitherEnglishnorChinese.他既不会说英语，也不会说汉语。3.both用于否定句时是半否定，在全否定时用noteither或neither。如：Idon’tknowbothhisteachers.他的两位老师我并非都认识。（半否定）Iknowneitherhisteachers.=Idon’tknowhisteacherseither.他的老师我都不认识。（全否定）4.both…and…,too,so用于肯定句与neither…nor…,either,neither(nor)是相反的。如：Susanlikesplayingtheviolin.Shirleylikesplayingit,too.=Susanlikesplayingtheviolin,sodoesShirley.=BothSusanandShirleylikeplayingtheviolin.苏珊和雪莉都喜欢拉小提琴。巩固练习：1.—CanIparkmycarhere?—Yes,youcanparkon____________________sideofthestreet.（苏州市）A.eitherB.neitherC.bothD.all2.WeaskedJohnandHenrysomeeasyquestions,but____________________ofthemcouldanswerthem.（上海市）A.noneB.bothC.allD.neither3.—Whichismoreuseful,biologyorchemistry?—Ithink___________________themareuseful.（广州市）A.eitherofB.noneofC.bothofD.allof4.___________Lily______________Lucymaygowithyoubecauseoneofthemmuststayathome.（吉林省）A.Notonly;butalsoB.Neither;norC.Both;andD.Either;or参考答案：1.A2.D3.C4.D
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