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1、必修五Unit4一、重点单词和短语1.accuse:accusesb.ofsth.=chargesb.withsth.2.assist:assistsb.withsth.assistsb.indoingsth.assistsb.todosth.assistance:assistant:withtheassistanceof:3.defendfrom:保护，保卫（使不受伤害）defendagainst:抵抗4.demandtodo:ingreatdemand:satisfy/meetone’sdemands:5.dependon:depen
2、donsb.todosth.:thatdepends/it(all)depends.6.Haveagoodnoseforsb.:探查某事务的能力Haveaneyefor:对…有鉴赏能力Haveagoodearfor:对…会欣赏Haveagiftfor:有…方面的天赋7.Lookforwardto:to为介词Stickto:leadto:payavisitto:cometo:payattentionto:beusedto:devote…to…getdownto:8.主语+betodosth:表责任、义务、必要；beto一般用于将来时，表计划
3、、安排。9.eager:beeagertodosth渴望做某事beeagerfor/about/aftersthbeeagerthat+从句10.beof+n.=adj.beofinterest=interesting11.soasto:=inorderto,但前者不能放于句子开头，后者可以12.case:incase+句子：incaseof+n./短语：innocase:放于句首部分倒装inanycase:不管怎样inthis/thatcase:如果这样13.haveintentionofdoingsth.:14.besupposedt
4、odosth:一、重点语法——虚拟语气if非真实条件从句虚宾语从句拟主语从句表语从句、同位语从句语状语从句气特殊的虚拟语气1.if非真实条件从句中的虚拟If从句主句与现在事实相反did/wereShould/would/could/might+do与过去事实相反haddoneShould/would/could/might+havedone与将来事实相反weretodo/shoulddo/didShould/would/could/might+doEg:IfIwereyou,Iwouldgoandseethedoctoratonce.If
5、ithadn’trainedsohardyesterday,wewouldhaveplayedfootball.Ifthesunweretoriseinthewest,Iwouldlendyouthemoney.巩固练习：1.Iamnotfreetoday.IfI___freetoday,I__andvisitsomeofmyfriends.A.amwillgoB.were,wouldgoC.shallbeD.be,mustgo2.Ifmylawyer___herelastSaturday,he__mefromgoing.A.hadbee
6、n,wouldhavepreventedB.hadbeen,wouldpreventC.were,wouldpreventD.were,wouldhaveprevented3.IfIweretoseeTom,what___you___metotellhim?A.are,goingtoaskB.do,askC.would,askD.did,ask2.宾语从句中的虚拟：wish和特殊动词表示与事实相反的愿望。其表达形式一般是将从句的谓语动词退后一个时态。例如:1)与现在事实相反:wish+(that)+did(were)Eg:IwishIwe
7、reashealthyasyou.IwishthatIhadaplane.2)与过去事实相反:wish+(that)+haddoneEg:IwishIhadbeentotheconcertlastnight.Iwishyouhadwrittentohim.3)与将来事实相反:wish+would/could/might+doEg:Iwishhewouldforgiveme.巩固练习：1.Iwenttobedearlylastnight,butIwishIso.A.didn’tdoB.hadn’tdoneC.haven’tdoneD.cou
8、ldn’tdo2.HowIwisheveryfamily____alargehousewithabeautifulgarden.A.hasB.hadC.willhadD.hadhad3.The
