冀教版七年级英语下册 （单元语法聚焦）It's Show Time!新课件

单元语法聚焦[一般过去时]Unit2It'sShowTime!

1.Isleptfortwofulldays！我睡了两整天！2.WeheardalotabouthimontheSilkRoad.我们在丝绸之路上听说了很多关于他的事情。3．Later,MarcoPolotravelledwithhisbrother.后来，马可•波罗和他的兄弟一起去旅行了。单元语法聚焦教材典句4.Peoplebuiltthemalongtimeago.人们很久以前修建了它们。5.Themanmadethenoodlessofast.这个人做面条如此快。单元语法聚焦(一)概念及构成1.概念：一般过去时表示过去某个时间发生的动作或存在的状态，也可表示过去经常反复发生的动作。一般过去时常和表示过去的时间状语连用，如ago,lastyear,yesterday,justnow(刚才)等。如：LiMingwalkedtoschoollastyear.去年李明步行去上学。语法探究单元语法聚焦2.构成：主语＋动词的过去式＋其他。如：LiMing'sfamilywenttoBeijinglastweek.上周李明一家去了北京。单元语法聚焦

(二)动词过去式的构成1.规则动词过去式的构成单元语法聚焦构成规则例词一般情况下在动词词尾直接加­ed。ask→asked,call→called，happen→happened,join→joined以不发音的字母e结尾的动词直接加­d。live→lived,like→liked，close→closed单元语法聚焦词尾只有一个辅音字母的重读闭音节动词，先双写这个辅音字母，再加­ed。stop→stopped,plan→planned，hug→hugged，shop→shopped以“辅音字母＋y”结尾的动词，变y为i,再加­ed。cry→cried,dry→dried,study→studied，worry→worried2.常见的不规则动词的过去式am/is→was,are→were,go→went,come→came,do→did,have→had,write→wrote,see→saw,eat→ate,buy→bought,fall→fell,hurt→hurt,build→built,say→said,take→took,break→broke,fly→flew,find→found,give→gave,sleep→slept,hear→heard,meet→met,bring→brought单元语法聚焦(三)一般过去时的句式变化1．肯定句：主语＋动词的过去式＋其他．如：Hewenttothetoystoreyesterday.昨天他去玩具店了。2．否定句：(1)如果谓语部分含有be动词或情态动词，则在be动词或情态动词后直接加not，即“主语＋be/情态动词的过去式＋not＋其他．”如：WangMeiwasn'tinthelibraryjustnow.刚才王梅不在图书馆。单元语法聚焦(2)如果谓语动词是实义动词，则在实义动词前加didn't，实义动词用原形，即“主语＋didn't＋动词原形＋其他．”如：Hedidn'tgotothetoystoreyesterday.昨天他没有去玩具店。3．一般疑问句：(1)如果谓语部分含有be动词或情态动词，则把be动词或情态动词直接提到句首，即“be/情态动词的过去式＋主语＋其他？”如：WasWangMeiinthelibraryjustnow?刚才王梅在图书馆吗？单元语法聚焦(2)如果谓语动词是实义动词，则在句首加did，实义动词用原形，即“Did＋主语＋动词原形＋其他？”如：Didhegotothetoystoreyesterday?昨天他去玩具店了吗？(3)回答时用yes或no，疑问句用be提问就用be回答，用did提问就用did回答。单元语法聚焦—Wereyouathomethen？那时你在家吗？—Yes,Iwas.是的，我在。—Didheswimyesterday？昨天他游泳了吗？—No,hedidn't.不，没有。单元语法聚焦4．特殊疑问句：特殊疑问词＋一般疑问句？如：Wheredidshegolastweek?上周她去了哪里？Ⅰ.用括号内所给单词的适当形式填空1．I________(have)anexcitingpartylastweekend.2．Didshe________(practice)playingtheguitaryesterday?3．He________(be)intheofficeanhourago.4．Heheardthesoundand________(stop).5．She________(notvisit)herauntlastweek.had实战演练单元语法聚焦practicewasstoppeddidn'tvisitⅡ.按要求完成下列各题1．Jimwenttothelibrarylastnight.(改为一般疑问句并作肯定回答)—________Jim________tothelibrarylastnight?—________，he________．2．Marydrewapandaonthepaper.(改为否定句)Mary________________apandaonthepaper.单元语法聚焦DidgoYesdiddidn'tdraw3．Theywent__to__the__cinemalastSunday.(对画线部分提问)________________they________lastSunday?4．Icleanedmyroomlastnight.(改为一般疑问句)________you________yourroomlastnight?5．LiLeiputssomebooksinthebag.(用justnow改写句子)LiLei________somebooksinthebagjustnow.单元语法聚焦WhatdiddoDidcleanputⅢ.单项选择(

)1.They________tothetownyesterday.A．walkedB．didwalkC．walkD．flyA单元语法聚焦(

)2.2017•昆明—DidyoudoanythinginterestinglastSunday?—Notreally.Ijust________athome.A．stayB．stayedC．willstayD．amstayingB单元语法聚焦【解析】考查时态的辨析。句意：“上周日你做了什么有趣的事情吗？”“没有什么有趣的，就是待在家里。”根据时间状语lastSunday可知“上周日我待在家里”。故选B。(

)3.Tom________hishomeworkyesterday.A．didn'tdidB．didn'tdoC．notdoD．notdidB单元语法聚焦【解析】一般过去时的否定句用“didn't＋动词原形”来表示。(

)4.Wehadafootballgameyesterday.Thescore________2∶0.A．wasB．wereC．didD．beA单元语法聚焦(

)5.Myclass________thegamelasttime.A．winB．loseC．wonD．losingC单元语法聚焦

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)6.2017•泸州—It'sverydangeroustoswiminthepool.Lookatthesign.—Oh,I________noticeit.Thanksfortellingme.A．won'tB．don'tC．haven'tD．didn'tD单元语法聚焦【解析】考查时态。句意：“在池子里游泳太危险了。看看这警示牌。”“哦，我________注意到。谢谢告知。”根据语境，“没有看到”指过去没有看到，强调过去的动作，故用一般过去时。故选D。(

)7.Asweallknow,theSilkRoad________ChinatotheWestinancienttimes.A．connectsB．connectedC．willconnectD．isconnectingB单元语法聚焦(

)8.2018•天津—Jerry,haveyoueverbeentotheGre