Unit 7 第2课时 Section A (pronunciation-2e)（教学课件）初中英语人教版（2024）七年下册

新人教七年级下册ADayorememberSectionApronunciation-2eUnit7Whatwasyourspecialdaylike?t1.能正确识别并读出含有字母c,ck,g,x在单词中的发音c/k//s/、ck/k/、g/g//dʒ/、x/ks/的元音音素词汇，听辨并准确认读含有ed的动词过去式的发音。（学习理解）2.获取关于污水处理的关键步骤。运用这些信息，能够清晰地概述污水处理的基本流程，与同伴进行角色扮演，模拟对话场景，并在班级中展示。（应用实践）3.运用相关的语言表达方式，在班级中展示并分享关于环保主题的电话对话，内容围绕污水处理厂的参观体验、对清洁水资源获取的新认识、以及未来如何参与环保行动。（迁移创新）学

习

目

标目录CATALOGUE情景导入语音园地学习理解应用实践迁移创新0102030405家庭作业随堂小练考点速递回顾总结06070809Scenarioimport情景导入情景导入1Let’sreview!wenttoanexhibitiondidhomeworkcookedfoodwentswimming情景导入1Let’sreview!metupwithfriendsgavedirectionsplayedbadminton情景导入1Let’sreview!visitedamuseumtalkedtorobotslearnthowastronautsliveandwork情景导入1Doyourememberyourlastschooltrip?Wheredidyougo?Whatdidyoudothere?Howwasit?FreeTalkpronunciation语音园地语音园地2Readthesewordsandpayattentiontothepronunciationofthelettersthatturnred./k//s//k//g//dʒ//ks/cooknicepickgameagesixcatchbicycleclockgivelargenext语音园地21/k//s//k//g//dʒ//ks/1cooknicepickgameagesixcatchbicycleclockgivelargenextcckgx/k//s//k//g//dʒ//ks/cooknicepickgameagesixcatchbicycleclockgivelargenext____________________________________________________________Listenandrepeat.Canyouaddonemorewordtoeachgroup?actmusiccitycentrequickbackbigjoggymmagicfoxfix语音园地2Listenandrepeat.Noticethepronunciationof-(e)d.2/t/ talked picked helped stopped finished/d/ moved climbed filled tried enjoyed/ɪd/ wanted visited tasted needed endedCanyousummarizetherules?一般情况下，动词过去式屈折词尾-ed的发音遵循“清-清，浊-浊”规律，即-ed在清辅音后发清辅音/t/，在浊辅音或元音后发浊辅音/d/。如果以/t/或/d/结尾，则-ed发音需要加一个元音，即发/ɪd/，让发音更省力、流畅。语音园地2Readthecolouredwords.Thenlistentotheshortconversationsandcirclethewordsyouhear.31.A:Hey,Ithoughtyoudidn’t/didlikemaths.

B:Ido/don’tnow.Iwas/wasn’tinterestedinitlastyear.2.A:Hello.Aren’t/AreyouElla’sfriend?B:Idon’t/doknowElla!3.A:Ican/can’tgoontheschooltriptomorrow.

B:Oh,youshould/shouldn’ttellourteacheraboutthatnow.对......感兴趣语音园地2否定形式的缩略式的发音英语中常用一些缩略式，读时发音变得更短。常见的否定形式的缩略式有：

isnotisn’t/ˈɪznt/donotdon’t/dəʊnt/willnotwon’t/wəʊnt/arenotaren’t/ɑːnt/doesnotdoesn’t/ˈdʌznt/cannotcan’t/kɑːnt/wasnotwasn’t/ˈwɒznt/didnotdidn’t/ˈdɪdnt/shouldnotshouldn’t/ˈʃʊdnt/werenotweren’t/wɜːnt/mustnotmustn’t/ˈmʌsənt/学习理解Learningtounderstand学习理解3FuXingwentthereforaschooltrip.Canyouguesswheretheplaceis?thewastewaterplant污水处理厂dirtywaterlargemachines学习理解3Doyouknowhowthewastewaterplantworks?学习理解3Listenandanswer.1.HowdidFuXingfeelabout?2.Whatdidsheseethere?Itwasreallyinteresting!Shesawtheplantmakedirtywatercleanagain.学习理解3Listentotheconversationandfillintheblankswithcorrectadjectives.2aFuXing:Wesawtheplantmakedirtywater_______again.Helen:Really?How?FuXing:Well,first,_______waterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Helen:Whathappensnext?FuXing:Well,_______machinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoo_______tosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwas_______togetcleanwater.FuXing:Metoo!Ididn’trealizeitwasso_______.Adjectives！cleandirtylargesmalleasyhardApplicationPractice应用实践应用实践4Howmanystepsdoesittakebeforethewaterbecomescleanagain?Pleasedrawaflowchart.FuXing:Wesawtheplantmakedirtywater_______again.Helen:Really?How?FuXing:Well,first,_______waterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Helen:Whathappensnext?FuXing:Well,_______machinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoo_______tosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwas_______togetcleanwater.FuXing:Metoo!Ididn’trealizeitwasso_______.Adjectives！cleandirtylargesmalleasyhard应用实践4ExampleDirtywaterfromourhomesgoesintotheplant.Screensinsidetheplantremovelargepiecesofwastefromthewater.Machinesinsidetheplantremovesmallthingsfromthewater.Theplantmakesdirtywatercleanagain.应用实践4Readtheconversationandmatchthesentenceparts.2b1.Theplantmakes2.Dirtywatergoes3.Machinesinsidetheplant4.Screensinsidetheplant5.HelenusedtothinkA.removesmallthingsfromthewater.B.itwaseasytogetcleanwater.C.dirtywatercleanagain.D.removelargepiecesofwastefromthewater.E.intotheplant.应用实践4Completethesummaryoftheconversationin2a.2cLastweek,FuXing’sclasswentonaschooltriptoa__________plant.Theplantturneddirtywaterintocleanwater.FuXinglearntaboutthecleaningprocess:First,dirtywatergoesfrompeople’s_______totheplant.Thentheplantusesscreenstoremovelargepiecesof______fromthedirtywater.Next,large________cleanthewater.Theyremove_______andothersmallthings.Ittakesafewmore_______beforethewaterbecomescleanagain.wastewaterhomeswastemachinesgermssteps把......变成......应用实践4Listentotheconversationagainandpayattentiontothepronunciationofwas,wasn't,did,anddidn't.2dHelen:

Hi,FuXing.Howwasyourschooltriptothewastewaterplant?Wasitboring?FuXing:

No,itwasn'tatall.Itwasreallyinteresting!Helen:

Wow!Whatdidyousee?FuXing:Wesawtheplantmakedirtywatercleanagain.Helen:

Really?How?FuXing:Well,first,dirtywaterfromourhomesgoesintotheplant.Then,

specialscreens

removelargepiecesofwastefromthewater.Helen:

Whathappensnext?FuXing:Well,largemachinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoosmalltosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:

Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing:Metoo!Ididn'trealizeitwassohard.Role-playit!迁移创新MigrationInnovation迁移创新5Howwasyourschooltrip?Talkaboutaschooltripyoutooktoaspecialplace.2eItwasgreat.Wheredidyougo?Wewenttothetheatretowatchashow.theatrefarmfactoryforestzoomarketmuseumpark迁移创新5Self-evaluation自评Peer-evaluation同评Teacher-evaluation师评LanguagePronunciationPerformanceExcellentGreatGood迁移创新4FuXing:Wesawtheplantmakedirtywater_______again.Helen:Really?How?FuXing:Well,first,_______waterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Helen:Whathappensnext?FuXing:Well,_______machinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoo_______tosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwas_______togetcleanwater.FuXing:Metoo!Ididn’trealizeitwasso_______.cleandirtylargesmalleasyhard反义词对比体现污水处理机器的强大，处理污水的步骤繁多，干净的水来之不易。Readadjectivesandthinktheusageofthem.迁移创新5Readandthink.Helen: Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing: Metoo!Ididn’trealizeitwassohard.Whatdoyouthink?Whatshouldtheysaythen?迁移创新5Readandthink.Weshould...Everydropcounts!SUmmary回顾总结回顾总结5trip,wastewater,plant,into,remove,piece,waste,machine,germ,step,realize

(=

realise),inside,process,theatre,factory,usedto,goonatripExpressionsHowwasyourschooltrip?Itwas...Iusedtothinkitwaseasytogetcleanwater.Senencestlanguagepoints考点速递考点速递7Helen:Hi,FuXing.Howwasyourschooltriptothewastewaterplant?Wasitboring?FuXing:No,itwasn’tatall.Itwasreallyinteresting!Helen:Wow!Whatdidyousee?FuXing:Wesawtheplantmakedirtywatercleanagain.n.旅行

通常指近距离的旅行,并且往往要回到出发点(即双程)。课文中指的是郊游。goon/take/haveatrip去旅行①〔可数名词〕工厂;植物②〔及物动词〕种植;栽种;播种boring令人厌烦的；无聊的常用来描述事物本身具有的特质interesting令人感兴趣的;有趣的常表示某物具有令人感兴趣的特征，常说明事物可作表语或定语bored厌烦的；无聊的主要用于描述人的感受interested感兴趣的常表示某人对某物感兴趣,常说明人常作表语一点儿也不考点速递7Helen:Really?How?FuXing:Well,first,dirtywaterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Helen:Whathappensnext?FuXing:Well,largemachinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoosmalltosee.到......里面，进入too...to...太...以至于不能...微生物

；细菌考点速递7FuXing:...Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing:Metoo!Ididn’trealizeitwassohard.(=realise)〔及物动词〕认识到realize实现

其后常接名词或that从句，主语一般是人，后面常接dream、goal等名词作宾语。metupwithfriends考点速递7FuXing:Wesawtheplantmakedirtywatercleanagain.

我们看到工厂使得脏水又变干净了。(P51,2a)seesbdosth看见某人做某事

seesbdosth看见某人做某事强调看到了动作的全过程或动作经常发生Theysawtheoldmanfeedthebirdseverymorning.（他们看到那位老人每天早上都喂鸟。）seesbdoingsth看见某人正在做某事强调看到的动作正在进行WhenIpassedbythepark,Isawsomechildrenplayingfootball.（当我路过公园时，我看到一些孩子正在踢足球。）辨

seesbdosth与seesbdoingsth拓

与see此用法类似的词还有:hear(听见)、watch(观看)、notice(注意到)metupwithfriends考点速递7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大块废弃物。(P51，2a)removesthfromsth Pleaseremovethedirtydishesfromthetable.请把脏盘子从桌子上拿走。从某物中拿走某物(1)remove〔及物动词〕移开;拿走练

根据要求完成句子。Weshould______(remove)thesnow____(from/to)theroadafteraheavysnowfall.他把书从书架上拿了下来。(翻译句子)例

removefromHeremovedthebookfromthebookshelf.metupwithfriends考点速递7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大块废弃物。(P51，2a)apieceof意为“一张;一片;一块”,其后可接不可数名词。如果表示的量超过一,要用...piecesof。Shegavemeapieceofcake.她给了我一块蛋糕。(2)piece〔可数名词〕片;块例

apieceofcake在口语中，有“轻而易举的事，举手之劳”的意思。注

apieceof...作主语时,谓语动词用单数形式;..piecesof...作主语时,谓语动词用复数形式。Apieceofusefuladvicehelpsmesolvetheproblemeasily.Threepiecesofbreadareinthebasket.例

metupwithfriends考点速递7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大块废弃物。(P51，2a)(2)piece〔可数名词〕片;块练

Ineed______papertowritedownthephonenumber.A.apiece B.apieceof C.twopieces D.twopieceof2.Therearethree______ofpizzaonthetable.A.piece B.pieces C.apiece D.anpiece3.Apieceofmusic______playedattheconcertlastnight.A.was B.were C.is D.are4.I'dlike____________(apieceof/twopiecesof)cake.Oneisenoughforme.5.Threepiecesofbread______(is/are)ontheplate.BBAapieceofaremetupwithfriends考点速递7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大块废弃物。(P51，2a)(1)[不可数名词]废弃物Whenwereusethings,wemakewasteusefulagain.当我们循环利用物品时,我们让废弃物重新变得有用了。(2)[动词]浪费wastesth.onsth.浪费某物在某物/事上wastesth.(in)doingsth.浪费某物做某事Idon'twastetimedoingthingsIdon'twanttodo.我不浪费时间做我不想做的事情。(3)waste例

例

metupwithfriends考点速递7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大块废弃物。(P51，2a)(3)[名词]浪费,可与冠词a连用。It'sawastetothrowgoodfoodaway.把好好的食物扔掉太浪费了。(4)[形容词]废弃的,无用的Theystopfactoriesfromputtingwastewaterintotheriver.他们阻止工厂将废水排入河流。(3)waste例

串记

Look!Someboysarecollectingwasteplasticbottles.Idon'tthinkit'sawasteoftime,becausewecanturnthe

wasteintosomethinguseful.看!一些男孩正在收集废弃的塑料瓶。我认为这不是浪费时间，因为我们可以把废品变成有用的东西。例

metupwithfriends考点速递7Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.那之后在让水又变干净之前还需要好几步。

(P51，2a)

(1)[可数名词]步骤;措施takesteps(todosth.)采取措施(做某事)Ihopethegovernmentcantakestepstoprotectanimals.我希望政府能采取措施保护动物。(2)[可数名词]脚步;一步Hemovedasteptowardsthedoor.他朝门口走了一步。(3)[名词]台阶;阶段Iwalkeddownthestonestepstothebeach.我走下石阶,来到海滩上。step〔名词〕步骤;脚步

例

例

例

metupwithfriends考点速递7Iusedtothinkitwaseasytogetcleanwater.我过去常常认为得到干净的水很容易。

(P51,2a)表示过去一度存在或经常发生,但现在已经不存在的动作或状态,其后接动词原形,且不与确定的过去时间状语连用，其中“used”是过去式，没有人称和数的变化。usedto的否定形式是didn'tuseto或usednotto(usedn'tto)。usedto过去常常(做) 拓

beusedtodo与be/getusedtodoingsth.beusedtodo表示“被用来做某事”,相当于beusedfordoingsth.Knivesareusedtocutthings.刀是用来切东西的。be/getusedtodoingsth.表示“习惯于做某事”Sheisusedtogettingupearlyeverymorningtodosomeexercise.她习惯每天早起做些运动。metupwithfriends考点速递7Iusedtothinkitwaseasytogetcleanwater.我过去常常认为得到干净的水很容易。

(P51,2a)练

Mygrandpa______liveinthecountryside,butnowhe______livinginthecity.A.usedto;isusedto B.isusedto;usedtoC.usedto;usedto D.isusedto;isusedto2.Woodcan______makepaper.A.usedto B.beusedto C.isusedto D.beusedfor3.He______gettingupear