Unit 3 Reading 重点句型＆语法精讲课件- 高中英语人教版（2019）必修第二册

Unit3Reading重点句型精讲1.Atage50,shefoundherselfoutofworkandstuckathomewithonlyhercomputertokeephercompany.五十岁时，她发现自己失业了并困在家里，只有电脑陪伴着她。1.Ihopetofindyouinbetterspiritswhenwemeetagain.2.Ifoundanumberofpeoplealreadyworkingthere.3.Theoldmanfoundhishometownmuchchanged.find+宾语+宾补结构，宾补可由名词、代词、形容词、副词、介词短语、现在分词、过去分词、不定式等充当。主动/进行被动/完成2.Shealsojoinedanonlinegroupwhereshecouldtalkaboutherproblemsandgetsupportandadvicefromothers.她加入了一个网上的群，在群里她和其他人谈论自己的问题并得到了他们的支持和建议。Hehasgothimselfintodangeroussituationwhereheislikelytolosecontrolovertheplane.Today,we’lldiscussanumberofcaseswherebeginnersofEnglishfailtouselanguageproperly.group是先行词，使用where引导定语从句表示inthegroup。类似可接where引导定语从句的名词有：situation、case、point、stage、position等。3.ShebelievesthatitishighlyimportanttobridgethedigitaldivideandmakesurethateveryonehasaccesstotheInternetandknowshowtousenewtechnology.她认为，消除数字鸿沟、确保每人都能使用互联网并且知晓如何运用新技术，是非常重要的。bridgen.桥梁vt.架起桥梁；消除（隔阂）例：Sheistryingherbesttobridgethegenerationgapwithhermother.本句中的bridge、divide和access既可以用作名词又可以用作动词。类似的单词：benefit、comfort、delight、water、trick、dress、boss、book等。dividevt.分开；区分n.差异；分歧例：Thereisacleardividebetweenthetwocountriesonthatissue.accessvt.进入；使用；获取n.(使用的)机会或权利例：Weneedabetterwaytoaccessinformation.Peopleinbigcitiesusuallyhavebetteraccesstohealthcare.单句填空：1.Whenhecametohimself,hefoundhimself___________(surround)byagroupofboys.2.We’rejusttryingtoreachapoint_____bothsideswillsitdownandtalk.3.Heisalways________(boss)hiswifeabout.surroundedbossingwhereUnit3现在完成时的被动语态1.什么是现在完成时的被动语态？Thestudentshavecleanedtheclassroom.Theclassroomhasbeencleaned.Youneedn’tcleanitnow.现在完成时activepassive表示说话时已经完成的被动性的动作或结果，主语是动作的承受者。2.现在完成时的被动语态的构成现在完成时被动语态have/hasbeendone现在完成时的被动语态bedonehave/hasbeen肯定形式：Hishomeworkhasbeenfinished.否定形式：Hishomeworkhasnotbeenfinished.一般疑问句:Hashishomeworkbeenfinishedyet?特殊疑问句：Howlonghashishomeworkbeenfinished?3.现在完成时的被动语态的用法1.主谓关系被动，并且动作已完成，强调对现在造成的影响或结果，常和already、ever、never、lately、recently等连用。Tom’snovelhasnotbeenpublishedyet.2.主谓关系被动，并且一直持续到现在的动作或状态。常和foratime、since、howlong、sofar等表一段时间的时间状语连用。Thechildhasbeentakencareofbygrandmaalltheseyears.注意：被动语态中的短语动词要视为一个整体，不能省略介词或副词。Theyhavetakengoodcareofthepatient.Thepatienthasbeentakengoodcareof.单句填空：1.Thecomputer_________________(use)byusforthreeyears.2.---Whydoesthelakesmellterrible?---Becauselargequantitiesofwater__________________(poll