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外研版·英语·四年级下册第一课时第二课时Module5Unit2Theywereyoung.thennowItwasugly.Itwasshort.Itwasyellow.Itisbeautiful.Itistall.Itiswhite.看图说一说。第一课时ThenNowTheywereeggs.Theyarechicks.ThenNowTheywerebabies.Theyareboys.ThenNowIwas2.Iwasshort.Iwasfat.Myhairwasshort.Iam26.Iamtall.Iamthin.Myhairislong.Lookandsay.蝴蝶小时候和长大后的样子发生了什么变化呢？Lookandguess.图中对应的是蝴蝶的哪个阶段？猜一猜他们会说什么。Listen,pointandsay.Oh,it’sverybeautiful.Butitwasn’tbeautifulthen.Trytoanswer.()1.Isthebutterflybeautiful?A.Yes,itis.B.No,itisn’t.()2.Wasthebutterflybeautifulthen?A.Yes,itwas.B.No,itwasn’t.()3.Isiteasy(容易的)tobebeautiful?A.Yes,itis.B.No,itisn’t.ABBOh,it’sverybeautiful.Butit______beautifulthen.Lookandfill.wasn’twasn’t=wasnot它那时漂亮。Itwasbeautifulthen.它那时不漂亮。Itwasn’tbeautifulthen.他昨天在家。Hewasathomeyesterday.他昨天不在家。Hewasn’tathomeyesterday.Listenandsay.Theyareold.Theyweren’toldthen.Theywereyoung.Sheistall.Shewasn’ttallthen.Shewasshort.Itisclean.Itwasn’tcleanthen.Itwasdirty.Listenandanswer.1.Aretheyyoungnow?_______________________2.Isshetall?_______________________3.Wasshetallthen?_______________________4.Isitclean?_______________________5.Wasitcleanthen?_______________________No,theyaren’t.Yes,sheis.No,shewasn’t.Yes,itis.No,itwasn’t.1234ABCDItwasn’ttall.Itwasn’tnew.Theyweren’tyoung.Theyweren’tfat.Theywereold.Itwasshort.Theywerethin.Itwasold.Lookandmatch.clean:干净的Theroomisclean.dirty:脏的Yourroomisdirty.weren’t=werenot他们那时老。Theywereoldthen.他们那时不老。Theyweren’toldthen.他们那时是老师。Theywereteachersthen.他们那时不是老师。Theyweren’tteachersthen.Practise.四人一组，自由编对话。Tips:Thisis…Theyare…now.Theyweren’t…then.Theywere…Sheis…now.Shewasn’t…then.Shewas…Itis…now.Itwasn’t…then.Itwas…Readandcircle.ThenNowThenThenThenNowNowNowTheywere/weren’toldthen.Theyare/aren’tyoungnow.Itwas/wasn’tthinthen.Itis/isn’tfatnow.Hewas/wasn’tshortthen.Heis/isn’ttallnow.Itwas/wasn’tcleanthen.Itis/isn’tdirtynow.Trytodo.句型转换。1.Iwasyoungthen.(变为否定句)I_____youngthen.2.Theywereoldthen.(变为否定句)They______oldthen.3.Issheshortnow?(用then来改写句子)_____sheshortthen?4.WereDamingandTimfatthen?(做否定回答)_________________wasn’tweren’tWasNo,theyweren’t.选一选。Trytodo.()1.Itisvery______.A.beautifulB.ugly()2.It_____cleanthen.A.wasn’tB.was()3.Theywere____.A.youngB.old()4.Thegirl____tallthen.A.wasB.wasn’t()5.Theclassroomis____.A.cleanB.dirtyAAABA重点单词：clean,dirty重点句型：Itwasn’tbeautifulthen.Theyweren’toldthen.Summingup.1.熟记本节课所学的单词、短语和句型，必须会听、说、读、写。2.用一般过去时的肯定、否定各造两个句子。Homework第二课时一条龙的顺序描述同桌现在与过去的变化。E.g.He/Shewas_____.Nowhe/sheis_____.His/Her_____was_____.Nowhis/her_____is_____.Listenandsay.Thenchant.Alittlechick.Itwasveryyoung.Itwasverycute.Cheep,cheep,cheep.Alittlechick.Abigredhen.Itisveryold.Itisveryfat.Cluck,cluck,cluck.Abigredhen.Listenagainandchoose.()1.Alittlechickwas_____.A.youngB.old()2.Alittlechickwasvery_____.A.bigB.cute()3.Abigredhenisvery_____.A.oldB.young()4.Abigredhenisvery_____.A.fatB.thinABAALookanddescribe.观察图片，描述图片。Thechickwas…then.Thehenis…now.Guessandsay.Shewasshort.Nowshe’stall.Herhairwaslong.Nowherhairisshort…IssheTingting?No,sheisn’t.IssheFangfang?Yes,sheis.Doandsay.Talkaboutyourself.Iwasfive.IwasinBeijing.Myhairwaslongthen.Myhairisshortnow.Trytodo.选一选。A.wasB.wasn’tC.wereD.weren’t()1.–You_____naughtythen.Nowyouarenaughty.–Yes,Ihavechangedalot.()2.NowIamateacher.ButI_____ateacherfiveyearsago.Iwasadoctor.()3.–Whoaretheshygirls?–Oh,thisoneisLucy.ThatoneisLily.They______naughtythen.()4.–Whichoneisyouinthispicture?–Thatboy.I_____shortandshythen.CADBTrytodo.Sheisagirlinourclass.Shewasshortthen.Nowsheistall.Herhairwaslongthen,butnowherhairisshort.IssheTingting?No,sheisn’t.IssheFangfang?Yes,sheis.1.Isthegirlinourclass?___________2.Isshetallnow?_____________3.Washerhairlongthen?______________4.Isherhairlongnow?____________5.Whoisshe?______________________阅读短文，回答问题。Yes,sheis.Yes,sheis.Yes,itwas.No,itisn’t.SheisFangfang.一般过去时的否定主语+wasn’t+其他。Hewasn’ttallthen.例句主语+weren’t+其他。Theyweren’toldthen.例句找出一张过去的全家福，用wasn’t/weren’t描述一下家人过去的样子。再用am/is/are描述一下家人现在的样子。Homework