初中英语人教版七年级下册Unit 11 Section A 1a-2d 课件.ppt

Unit11Howwasyourschooltrip?,Howisyourschooltrip?一般现在时Howwasyourschooltrip?一般过去时,is/am,was,过去式,are,过去式,were,Igotothepark.一般现在时Iwenttotheparklastweek（上周）.一般过去时,go,went,过去式,Idomyhomeworkat6p.m.一般现在时(昨晚)Ididmyhomeworkat6p.m.lastnight.一般过去时,do/does,did,过去式,Theytakethebustoschool.一般现在时(昨天)Theytookthebustoschoolyesterday.一般过去时,take,took,过去式,Italkwithmyfriend.一般现在时(上周末)Italkedwithmyfriendlastweekend.一般过去时,talk,talked,过去式,英语中动词过去式的构成分为规则与不规则两类。,规则动词过去式的构成和发音,很多动词的过去式是不规则的，七年级英语上下册出现的不规则动词，可以参见第141的不规则动词表。,1a,1.wentforawalk_去散步2.milkedacow_挤牛奶3.rodeahorse_骑马4.fedchickens_喂鸡5.talkedwithafarmer_与农夫交谈6.tooksomephotos_拍照,e,b,a,c,f,d,Past过去,Present现在,wentforawalkmilked/t/acowrodeahorsefedchickenstalked/t/withafarmertooksomephotos,goforawalkmilkacowrideahorsefeedchickenstalkwithafarmertakesomephotos,Didyouseeanycows?,Yes,Idid.Isawquitealot.,Didyourideahorse?,No,Ididnt.ButImilkedacow.,1b,1bListenandcirclethethreethingsCaroldidonherschooltripin1a.,1.kedacow3.rodeahorse4.fedchickens5.talkedwithafarmer6.tooksomephotos,A:DidCaroltakeanyphotos?,B:Yes,shedid.,1c,/No,shedidnt.,2d,郊游上周Peter:Hi,Eric.Howwasyourtriplastweek?极好的拜访Eric:Itwasexcellent.Ivisitedmygrandparentsinthecountryside（在乡下）.你做了什么Peter:Oh,nice.Whatdidyoudo?去钓鱼每天Eric:Iwentfishingeveryday.,喂鸡Eric:AndIfedthechickenswithmy许多乐趣（不可数）grandpa.Itwassomuchfun.听起来不错Peter:Soundsgood.Howwasthe天气weatherthere?,很好空气Eric:Itwasgreat,andtheairwas清新观看星星soclean.Iwatchedthestarsat漂亮night.Theyweresobeautiful.Peter:Luckyyou.（你真幸运）,2cAskandanswerquestionsaboutCarolsvisittothefarm.A:WhatdidCaroldo?B:Shepickedsomestrawberries.,Speaking,Herodeahorse.,Hemilkedacow.,Whatdidhedoyesterday?,Whatdidhedoyesterday?,Lookatthepictures,usesimplepasttensetoanswerthequestions.,Isawsomecowsandhorsesonthefarmyesterday.,Carol,Hefedchickens.,Shetooksomephotos.,Whatdidhedoyesterday?,Whatdidshedoyesterday?,Theywentforawalk.,Hetalkedwithafarmer.,Whatdidtheydoyesterday?,Whatdidshedoyesterday?,一般过去时,一般过去时可以表示过去某一时间或某一段时间发生的动作或存在的状态。,动词过去时的变化规则：,1.一般情况下，在动词原形末尾加-ed;2.结尾是字母-e的动词加-d;3.结尾是“辅音字母+y”的动词，变y为i再加-ed;4.重读闭音节结尾，双写动词尾辅音字母再加-ed。,一般过去时的用法,1.在一般过去时中，be动词am和is要改为was，are改为were。,2.和一般现在时一样，一般过去时中be动词在构成否定句时，在was或were后面加not;构成疑问句时，把were或was放在主语前面，句尾加问号;肯定回答和否定回答时态要与问句中的时态一致。,Thecakewasdelicious.(陈述句),Wasthecakedelicious?(疑问句),Thecakewasnotdelicious.(否定句),Yes,itwas./No,itwasnt.,2.和一般现在时一样，一般过去时中be动词在构成否定句时，在was或were后面加not;构成疑问句时，把were或was放在主语前面，句尾加问号;肯定回答和否定回答时态要与问句中的时态一致。,Theflowerswerebeautiful.(陈述句),Weretheflowersbeautiful?(疑问句),Theflowerswerenotbeautiful.(否定句),Yes,theywere./No,theywerent.,3.如果陈述句中的动词为一般过去时的实义动词，变成否定句和疑问句时，要用助动词do的过去一般式did