Unit78语法专一般过去时课件译林版七年级英语下册

教学课件译林英语七年级下册

Unit7&8语法专项——

一般过去时

全解精讲+分层练习学习目标1.理解一般过去时的定义与核心使用场景2.掌握规则动词过去式4大变化规则3.熟记本单元高频不规则动词过去式4.区分be动词/实义动词的一般过去时句式5.能完成填空、选择、句型转换等各类题型一般过去时定义与功能1.描述过去发生的动作或过去存在的状态2.动作/状态已结束，与现在无直接关联3.Unit7用于讲述户外游玩的过往经历4.Unit8用于讲述奇幻故事的过去情节5.常搭配过去时间状语使用一般过去时常见过去时间状语1.基础时间词：yesterday,justnow（刚才）2.last+时间：lastweekend,lastSaturday,lastweek3.时间+ago：threedaysago,twohoursago4.其他：whenhewasyoung,atthattime出现此类状语，通常用一般过去时动词过去式分类1.规则动词：有固定变化规律，加-ed/-d为主2.不规则动词：无固定规则，需单独记忆3.核心考点：规则动词变形+高频不规则词4.be动词是特殊不规则动词，过去式为was/were5.实义动词分规则、不规则两类变化规则动词过去式变化规则（1）动词特征变化规则例句大多数动词词尾直接加-edwalk→walked；play→played以-e结尾词尾直接加-dlove→loved；live→lived直接加-ed是最基础规则，适用大部分动词以e结尾动词，省略e直接加d，避免重复规则动词过去式变化规则（2）动词特征变化规则例句辅音+y结尾变y为i，加-edtry→tried；study→studied重读闭音节双写尾辅音，加-edstop→stopped；plan→planned元音+y结尾直接加ed，如play→played重读闭音节：辅+元+辅结尾且重读本单元高频不规则动词（必记）1.be→was/were；go→went；have→had2.buy→bought；leave→left；meet→met3.take→took；find→found；say→said4.read→read（发音变，拼写不变）；do→did5.eat→ate；see→saw；get→got

无规律，反复记忆，结合句子巩固be动词的一般过去时主谓搭配1.was：搭配I/he/she/it+单数名词2.were：搭配we/you/they+复数名词特例：you无论单复数，都用were例句：Iwashappy.；Youwerelate.Theywereinthepark.；Itwasacat.be动词的一般过去时句式结构1.肯定句：主语+was/were+表语2.否定句：主语+wasn't/weren't+表语3.一般疑问句：Was/Were+主语+表语？4.答句：Yes,主语+was/were./No,主语+wasn't/weren't.表语可接地点、状态、身份等be动词一般过去时例句示范1.肯定：Hewasintheforest.；Theywereattheparty.2.否定：Hewasn'tintheforest.；Theyweren'thappy.3.疑问：Wassheathomeyesterday?4.回答：Yes,shewas./No,shewasn't.

简洁明了，直接变形式，无需助动词Therebe句型的一般过去时1.结构：Therewas/were+名词+地点was：搭配单数/不可数名词were：搭配复数名词例句：Therewasatreenearthelake.例句：Thereweresomebirdsinthetree.2.否定：Therewasn't/weren't+名词实义动词的一般过去时核心规则1.肯定句：直接用动词过去式2.否定/疑问句：必须借助助动词did3.did后接动词原形，原过去式要还原4.did体现过去时，句中不再用过去式5.否定用didn't，疑问用Did开头实义动词的一般过去时句式结构1.肯定句：主语+动词过去式+其他2.否定句：主语+didn't+动词原形+其他3.一般疑问句：Did+主语+动词原形+其他？4.答句：Yes,主语+did./No,主语+didn't.5.特殊疑问句：疑问词+Did+主语+原形？实义动词一般过去时例句示范1.肯定：Wewalkedaroundthelake.；ShewatchedTV.2.否定：Wedidn'twalkaroundthelake.3.疑问：DidyouwatchTVlastnight?4.回答：Yes,Idid./No,Ididn't.5.特殊疑问：Whatdidhedoyesterday?核心易错点辨析（1）1.错误：Didyouwenttothepark?正确：Didyougotothepark?（did后用原形）2.错误：Hedidn'tplayedfootball.正确：Hedidn'tplayfootball.关键：did/didn't后，动词必须还原原形核心易错点辨析（2）1.be动词否定不用didn't：Iwasn'tlate.（√）2.实义动词否定不用wasn't：Ididn'tgo.（√）3.时间状语搭配错误：Igotoschoolyesterday.（×）正确：Iwenttoschoolyesterday.（√）并列动作：都用过去式，如gotupandatebreakfast即时小练1写出动词过去式1.talk→__________2.dance→_________3.worry→_________4.shop→_________5.hope→_________6.come→__________7.run→_________8.carry→_________talkeddancedworriedshoppedhopedcamerancarried即时小练2用was/were/did填空1.____________youatthecinemalastnight?2.____________hegofishingyesterday?3.I____________notathomejustnow.4.They____________notplaybasketballlastweekend.5.____________thereabookonthedesk?WereDidwasdidWas专项习题一动词适当形式填空1.Mymother___________(cook)dinnerlastnight.2.They___________(notbe)atschoolyesterday.3.I___________(find)apennearthedeskjustnow.4.—___________you___________(read)abook?—Yes,I___________.5.There___________(be)somemilkintheglass.cookedweren'tfoundDidreaddidwas专项习题二单项选择1.I___________totheparkwithmyfriendlastSunday.A.goB.wentC.goesD.going2.—___________youhappyyesterday?A.WasB.WereC.DidD.Do3.She___________notlikethefilmlastnight.A.didB.wasC.isD.does4.There___________apartyinourschoollastweek.A.isB.areC.wasD.wereBBAC专项习题三单项选择1.—Didyou___________anyphotosonthetrip?—Yes,I___________alot.A.take;tookB.took;takeC.take;takeD.took;took2.He___________toschoolyesterdaybecausehewasill.A.didn'tgoB.wasn'tgoC.didn'twent3.___________didyougolastweekend?—Iwenttothezoo.A.WhatB.WhereC.WhenD.How4.Thestory___________veryinteresting.Wealllovedit.A.isB.wasC.areD.wereAABB专项习题四1.Iwasintheclassroomjustnow.（一般疑问句+否定回答）______________________intheclassroomjustnow?No,______________________.2.Theyplayedbasketballontheplayground.（否定句）They______________________basketballontheplayground.3.ShewenttothesupermarketlastSaturday.（对划线提问）______________________she___________lastSaturday?4.Thechildrenwerehappyattheparty.（否定句）Thechildren___________happyattheparty.5.Hehadagoodtime.（同义句）He_____________________________________________.WereyouIwasn'tdidn'tplayWhatdiddoweren'thadlotsoffun专项习题五连词成句（注意标点）1.last/I/camping/weekend/went(.)2.was/not/he/the/in/forest(.)3.you/did/TV/watch/night/last(?)4.were/at/they/party/the(.)5.what/you/did/do/yesterday(?)Iwentcampinglastweekend.Hewasnotintheforest.DidyouwatchTVlastnight?Theywereattheparty.Whatdidyoudoyesterday?语法总结一般过去时核心框架1.核心：描述过去的动作/状态，配过去时间状语2.动词过去式：规则4大变化+不规则词熟记3.be动词：was/were变形式，否定用wasn't/weren't4.实义动词：否定/疑问靠did，did后用原形5.Therebe：过去式为therewas/were，看名词单复数规则动词过去式记忆口诀1.一般情况直接