1、单元语法聚焦 普通过去时普通过去时 Unit 2 Its Show Time!第1页1.I slept for two full days!我睡了两整天!我睡了两整天!2.We heard a lot about him on the Silk Road.我们在丝绸之路上听说了很多关于他事情。我们在丝绸之路上听说了很多关于他事情。3Later,Marco Polo travelled with his brother.以后,马可以后,马可波罗和他弟兄一起去旅行了。波罗和他弟兄一起去旅行了。单元语法聚焦教材典句教材典句第2页4.People built them a long time ago.
2、人们很久以前修建了它们。人们很久以前修建了它们。5.The man made the noodles so fast.这个人做面条如此快。这个人做面条如此快。单元语法聚焦第3页(一一)概念及组成概念及组成1.概念:普通过去时表示过去某个时间发生动作或存在状概念:普通过去时表示过去某个时间发生动作或存在状态,也可表示过去经常重复发生动作。普通过去时常和表态,也可表示过去经常重复发生动作。普通过去时常和表示过去时间状语连用,如示过去时间状语连用,如ago,last year,yesterday,just now(刚才刚才)等。如:等。如:Li Ming walked to school last
3、year.去年李明步行去上学。去年李明步行去上学。语法探究语法探究单元语法聚焦第4页2.组成:主语动词过去式其它。如:组成:主语动词过去式其它。如:Li Mings family went to Beijing last week.上周李明一家去了北京。上周李明一家去了北京。单元语法聚焦第5页(二二)动词过去式组成动词过去式组成1.规则动词过去式组成规则动词过去式组成单元语法聚焦组成规则例词例词普通情况下在动词词尾直接加ed。askasked,callcalled,happenhappened,joinjoined以不发音字母e结尾动词直接加d。livelived,likeliked,clos
4、eclosed第6页单元语法聚焦词尾只有一个辅音字母重读闭音节动词,先双写这个辅音字母,再加ed。stopstopped,planplanned,hughugged,shopshopped以“辅音字母y”结尾动词,变y为i,再加ed。crycried,drydried,studystudied,worryworried第7页2.常见不规则动词过去式常见不规则动词过去式am/iswas,arewere,gowent,comecame,dodid,havehad,writewrote,seesaw,eatate,buybought,fallfell,hurthurt,buildbuilt,says
5、aid,taketook,breakbroke,flyflew,findfound,givegave,sleepslept,hearheard,meetmet,bringbrought单元语法聚焦第8页(三三)普通过去时句式改变普通过去时句式改变1必定句:主语动词过去式其它如:必定句:主语动词过去式其它如:He went to the toy store yesterday.昨天他去玩具店了。昨天他去玩具店了。2否定句:否定句:(1)假如谓语部分含有假如谓语部分含有be动词或情态动词,则在动词或情态动词,则在be动词或情态动词后直接加动词或情态动词后直接加not,即即“主语主语be/情态动词过
6、去式情态动词过去式not其它其它”如:如:Wang Mei wasnt in the library just now.刚才王梅不在图书馆。刚才王梅不在图书馆。单元语法聚焦第9页(2)假如谓语动词是实义动词,则在实义动词前加假如谓语动词是实义动词,则在实义动词前加didnt,实义实义动词用原形,即动词用原形,即“主语主语didnt动词原形其它动词原形其它”如:如:He didnt go to the toy store yesterday.昨天他没有去玩具店。昨天他没有去玩具店。3普通疑问句:普通疑问句:(1)假如谓语部分含有假如谓语部分含有be动词或情态动词,则动词或情态动词,则把把be动词
7、或情态动词直接提到句首,即动词或情态动词直接提到句首,即“be/情态动词过去式情态动词过去式主语其它?主语其它?”如:如:Was Wang Mei in the library just now?刚才王梅在图书馆吗?刚才王梅在图书馆吗?单元语法聚焦第10页(2)假如谓语动词是实义动词,则在句首加假如谓语动词是实义动词,则在句首加did,实义动词实义动词用原形,即用原形,即“Did主语动词原形其它?主语动词原形其它?”如:如:Did he go to the toy store yesterday?昨天他去玩具店了吗昨天他去玩具店了吗?(3)回答时用回答时用yes或或no,疑问句用疑问句用be提
8、问就用提问就用be回答,用回答,用did提问就用提问就用did回答。回答。单元语法聚焦第11页Were you at home then?那时你在家吗?那时你在家吗?Yes,I was.是,我在。是,我在。Did he swim yesterday?昨天他游泳了吗?昨天他游泳了吗?No,he didnt.不,没有。不,没有。单元语法聚焦4特殊疑问句:特殊疑问词普通疑问句?如:特殊疑问句:特殊疑问词普通疑问句?如:Where did she go last week?上周她去了哪里?上周她去了哪里?第12页.用括号内所给单词适当形式填空 1I_(have)an exciting party la
9、st weekend.2Did she _(practice)playing the guitar yesterday?3He _(be)in the office an hour ago.4He heard the sound and _(stop).5She _(not visit)her aunt last week.had实战演练实战演练单元语法聚焦practicewasstoppeddidnt visit第13页.按要求完成以下各题按要求完成以下各题1Jim went to the library last night.(改为普通疑问句并改为普通疑问句并作必定回答作必定回答)_ Ji
10、m_ to the library last night?_,he _2Mary drew a panda on the paper.(改为否定句改为否定句)Mary_ _ a panda on the paper.单元语法聚焦Did goYes diddidnt draw第14页3They went_to_the_cinema last Sunday.(对画线部分对画线部分提问提问)_ _ they _ last Sunday?4I cleaned my room last night.(改为普通疑问句改为普通疑问句)_ you _ your room last night?5Li Lei
11、puts some books in the bag.(用用just now改写句子改写句子)Li Lei _ some books in the bag just now.单元语法聚焦What did doDid cleanput第15页.单项选择单项选择()1.They _ to the town yesterday.Awalked Bdid walk Cwalk DflyA单元语法聚焦第16页()2.昆明昆明 Did you do anything interesting last Sunday?Not really.I just _ at home.Astay BstayedCwill
12、 stay Dam stayingB单元语法聚焦【解析解析】考查时态辨析。句意:考查时态辨析。句意:“上周日你做了什么有上周日你做了什么有趣事情吗?趣事情吗?”“没有什么有趣,就是待在家里。没有什么有趣,就是待在家里。”依据依据时间状语时间状语last Sunday可知可知“上周日我待在家里上周日我待在家里”。故选。故选B。第17页()3.Tom _ his homework yesterday.Adidnt did Bdidnt do Cnot do Dnot didB单元语法聚焦【解析解析】普通过去时否定句用普通过去时否定句用“didnt动词原形动词原形”来来表示。表示。第18页()4.W
13、e had a football game yesterday.The score _ 2 0.Awas BwereCdid DbeA单元语法聚焦第19页()5.My class _ the game last time.Awin BloseCwon DlosingC单元语法聚焦第20页()6.泸州泸州 Its very dangerous to swim in the pool.Look at the sign.Oh,I _ notice it.Thanks for telling me.Awont BdontChavent DdidntD单元语法聚焦【解析解析】考查时态。句意:考查时态。句
14、意:“在池子里游泳太危险了。看看这警示在池子里游泳太危险了。看看这警示牌。牌。”“哦,我哦,我_注意到。谢谢通知。注意到。谢谢通知。”依据语境,依据语境,“没有没有看到看到”指过去没有看到,强调过去动作,故用普通过去时。故选指过去没有看到,强调过去动作,故用普通过去时。故选D。第21页()7.As we all know,the Silk Road _ China to the West in ancient times.Aconnects BconnectedCwill connect Dis connectingB单元语法聚焦第22页()8.天津天津 Jerry,have you ever been to the Great Wall?Yes.I _ there with my parents last year.Ago BwentCwill go Dhave gone【解解析析】考考查查动动词词时时态态。句句意意:“杰杰里里,你你曾曾经经去去过过长长城城吗吗?”“是是,我我去去年年和和我我父父母母去去过过。”答答语语时时间间状状语语last year属属于于普普通通过过去去时标志词,故选时标志词,故选went。故选。故选B。B单元语法聚焦第23页