【課件】Unit+7+Section+A+2a~2e+聽說課課件人教版（2024）英語七年級下冊

ADaytoRememberSectionA2a-2dUnit7Read,writeandusethefollowingthewordsandphrases:

trip,wastewater,plant,into,remove,piece,waste,machine,germ,step,realize

(=

realise),inside,process,theatre,factory,usedto,goonatrip能夠準(zhǔn)確聽辨描述細(xì)節(jié)的形容詞，并在此基礎(chǔ)上理解污水處理的流程。能夠理解并使用一般過去時詢問及描述難忘的研學(xué)經(jīng)歷。能夠運用所學(xué)的語言表達(dá)，結(jié)合實際談?wù)撘淮翁貏e的研學(xué)經(jīng)歷(包括時間、地點、活動內(nèi)容和感悟)。能夠認(rèn)識到日常用水是來之不易的，懂得保護環(huán)境，提高節(jié)約用水意識。LearningAimsBytheendoftheclass,we`llbeableto:Let’sreview!Iplayedtheguitaryesterday.一般過去時NOWFUTUREPASTHeplayedbasketballlastweekend.Revisionplaycookvisittalktrymeetdoam/islosegivegotakelearnplayedcookedvisitedtalkedtriedmetdidwaslostgavewenttooklearnt/learnedWritedownthewordsinthepasttense.Let’slookandsay!Whatdidyoudo

lastweekend?Iwent

campingwithmyfamily.Iread

booksinthelibrary.Let’slookandsay!Howwasyourlastweekend?Itwasexciting.Itwasmeaningful.Didyougoonaschooltrip?Wheredidyougo?sciencemuseumHowwasyourtrip?Itwasgreat/boring/justso-so(一般)...amusementparkfarmFreeTalkLastweek,FuXing’sclasswentonaschooltrip.Wheredidtheygo?Awastewaterplantwaste+water/we?st/A.植物B.工廠Doyouknowhowthewastewaterplantworks?Lookandsay:Whatdidsheseeinthewastewaterplant?specialscreenA.屏幕B.濾網(wǎng)Specialscreensremovelargepiecesofwastefromthe

water./r??mu?v/Lookandsay:Whatdidsheseeinthewastewaterplant?largemachineLargemachinesremovegermsandotherthingsformthewater./m???i?n//d???m/Germsaretoosmalltosee.Guess:WhatdoyouthinkofFuXing’sschooltriptothewastewaterplant?interestingboringItwasinteresing.Listenandanswer:Listentotheconversationandfillintheblankswithcorrectadjectives.2aHelen:Hi,FuXing.Howwasyourschooltriptothewastewaterplant?Wasitboring?FuXing:No,itwasn’tatall.Itwasreallyinteresting!Helen: Wow!Whatdidyousee?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_________.Tip:Trytoguessthemissingwordsbasedonthecontext.adj.cleandirtylargesmalleasyhardcleandirtylargesmalleasyhardAntonyms(反義詞)Tip:Antonymshelptoshowdifferences.反義詞對比體現(xiàn)污水處理機器的強大，處理污水的步驟繁多，干凈的水來之不易。Readadjectivesandthinktheusageofthem.Readandthink.Helen: Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing: Metoo!Ididn’trealizeitwassohard.Whatdoyouthink?Whatshouldtheysaythen?Weshould...Everydropcounts!Readandthink.Whatdoyoulearnfromtheirconversation?CareforWater:Savewaterandnotwasteit.ProtectNature:Stopthrowingtrashintowater.Hope:Evendirtywatercanbecomecleanagainifweworktogether!Ifwecareforwatertodayitwillstaycleanfortomorrow!Howwasherschooltrip?Readandanswerthequestions.Itwas___________________.reallyinteresting2.WhatdidFuXingsee?Shesaw___________________________________.theplantmake

dirtywater

clean

againHowdoestheplantmakedirtywatercleanagain?screen:①隔板；②屏幕remove...from..從..中去除/移開..germ:細(xì)菌machine:機器Readtheconversationandmatchthesentenceparts.2b1.Theplantmakes2.Dirtywatergoes3.Machinesinsidetheplant4.Screensinsidetheplant5.HelenusedtothinkA.removesmallthingsfromthewater.B.itwaseasytogetcleanwater.C.dirtywatercleanagain.D.removelargepiecesofwastefromthewater.E.intotheplant.Putthesentencesinrightorderanddrawadiagramofthewaterplantcleaningprocess./?da??ɡr?m//?pr??ses/CleaningprocessDrawandretelltheprocess:Dirty

water

...goesinto...Specialscreensremove...fromthewater.Machines...remove...from...Theplantmakes...again.logicalandclearTip:“First,then,next,after,before”canmaketheproceslogicalandclear.Helen:

Hi,FuXing.Howwasyourschooltriptothewastewaterplant?

Wasitboring?FuXing:No,itwasn'tatall.Itwasreallyinteresting!Helen:Wow!Whatdidyousee?FuXing:Wesawtheplantmakedirtywatercleanagain.Helen:

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

Then,specialscreensremovelargepiecesofwastefromthe

water.Helen:

Whathappensnext?FuXing:

Well,largemachinesremovegermsandotherthingsfromthe

water.Thesethings

areusuallytoosmalltosee.Ittakesafew

morestepsafterthatbeforethewater

becomescleanagain.Helen:

Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing:Metoo!Ididn'trealizeitwassohard.2bFindoutthewordsinthepasttenseWatchtheconversationagainandpayattentiontothepronunciationofwas,wasn’t,did,and

didn’t.Thenrole-playtheconversation.Helen:

Hi,FuXing.Howwasyourschooltriptothewastewaterplant?

Wasitboring?FuXing:

No,itwasn’tatall.Itwasreallyinteresting!Helen:

Wow!Whatdidyousee?FuXing:

We

sawtheplantmakedirtywatercleanagain.Helen:

Really?How?seesbdosth看見某人做某事（全過程/經(jīng)常）makesb./sth.adj.讓....怎么樣atripto+地點

去哪里的旅行一點也不①〔可數(shù)名詞〕工廠;植物②〔及物動詞〕種植;栽種;播種n.旅行g(shù)oon/take/haveatrip

去旅行metupwithfriendsFuXing:We

sawtheplantmake

dirtywatercleanagain.

我們看到工廠使得臟水又變干凈了。(P51,2a)seesbdosth看見某人做某事（全過程/經(jīng)常）seesbdoingsth

看見某人正在...(動作正在進行)與see此用法類似的詞還有:hear(聽見)、watch(觀看)、notice(注意到)我經(jīng)?？吹轿业牡艿茉诠珗@里打籃球。Ioftenseemybrother_________basketballinthepark.剛才，我看到一只貓正在爬樹。Justnow,Isawacat________thetree.

playclimbingFuXing:Well,first,dirtywaterfromourhomesgoesintotheplant.Then,specialscreensremove

largepiecesofwaste

fromthewater.Helen:Whathappensnext?FuXing:Well,largemachinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoosmalltosee.Ittakes

afewmore

stepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothink

itwaseasytogetcleanwater.FuXing:Metoo!Ididn’trealizeitwassohard.大塊廢棄物太小了看不見這需要幾個步驟usedtodo過去常常....之后進入removeAfromB從B處移走Atakestepstodosth采取措施做某事(=realise)〔及物動詞〕認(rèn)識到realize實現(xiàn)

其后常接名詞或that從句，主語一般是人，后面常接dream、goal等名詞作賓語。保護動物從我做起Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大塊廢棄物.(1)remove[及物動詞]移開;拿走removesthfrom...從...把某物拿走/移開1.他將書櫥里的書拿走了.Heremovedthebooksfromthebookcase.2.她讓我把鞋移開.Sheaskedmetoremovemyshoes.metupwithfriends7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大塊廢棄物。(P51，2a)apieceof意為“一張;一片;一塊”,其后可接不可數(shù)名詞。如果表示的量超過一,要用...piecesof。Shegavemeapieceofcake.她給了我一塊蛋糕。(2)piece〔可數(shù)名詞〕片;塊例

apieceofcake在口語中，有“輕而易舉的事，舉手之勞”的意思。注

apieceof...作主語時,謂語動詞用單數(shù)形式;..piecesof...作主語時,謂語動詞用復(fù)數(shù)形式。7(2)piece〔可數(shù)名詞〕片;塊Ineed______papertowritedownthephonenumber.A.apiece B.apieceof C.twopieces D.twopieceof2.There______three______ofpizzaonthetable.A.are,piece

B.are,pieces C.is,apiece D.is,anpiece3.Apieceofmusic______playedattheconcertlastnight.A.was B.were C.is D.are4.I'dlike____________(apieceof/twopiecesof)cake.OneisenoughformeBBAapieceof7Then,specialscreensremovelargepiecesofwastefromthewater.然后,特殊的隔板除去水中的大塊廢棄物。(P51，2a)Waste①un.廢棄物1.人們把他們的廢棄物放在垃圾桶里.Peopleputtheirwasteintothedustbin.2.當(dāng)我們循環(huán)利用物品時,我們讓廢棄物重新變得有用了.Whenwereusethings,wemakewasteusefulagain.②vt.浪費wastesthonsth浪費某物在...上wastesth(in)doingsth浪費某物做某事1.不要浪費錢買你不需要的衣服.Don’twastemoneyonclothesyoudon’tneed.2.我不浪費時間做我不想做的事情.Idon’twastetimedoingthingsIdon’twanttodo.Theystopfactoriesfromputtingwastewaterintotheriver.他們阻止工廠將廢水排入河流。串記

Look!Someboysarecollectingwasteplasticbottles.Idon'tthinkit'sawasteoftime,becausewecanturnthe

wasteintosomethinguseful.看!一些男孩正在收集廢棄的塑料瓶。我認(rèn)為這不是浪費時間，因為我們可以把廢品變成有用的東西。不要買那個,浪費錢.Don’tbuythat.It’sawasteofmoney.①n.浪費(可與冠詞a連用)浪費某物在...上②adj.廢棄的;無用的wastewood廢棄木材wastewater廢水保護動物從我做起Iusedtothinkitwaseasytogetcleanwater.我過去常常認(rèn)為得到干凈的水很容易.usedtodosth過去常常做某事強調(diào)過去和現(xiàn)在的對比,暗指現(xiàn)在已經(jīng)不存在的動作或狀態(tài).(不與確定的過去時間狀語連用.)usedtobe/do...過去/曾經(jīng)(做)...1.我們曾經(jīng)無話不談.Weusedtotalkabouteverything.2.他曾經(jīng)在這兒住過.Heusedtolivehere.3.我們曾經(jīng)是好朋友.Weusedtobegoodfriends.他過去不戴眼鏡.Hedidn’tusetowearglasses.=Heusedn’ttowearglasses.補充:否定形式為didn’tuseto...或usednotto...(usedn’tto...)Lastweek,FuXing'sclasswentonaschooltriptoa_________plant.Theplantturneddirtywaterintocleanwater.FuXinglearntabout

thecleaningprocess:First,dirtywatergoesfrompeople's_________totheplant.Thentheplantusesscreenstoremovelargepiecesof_________fromthedirtywater.Next,large_________cleanthewater.Theyremove_________andothersmallthings.Ittakesafewmore_________beforethewaterbecomescleanagain.2cCompletethesummaryoftheconversationin2a.wastewaterhomeswastemachinesgermsstepsturnAintoB把A變成B了解變干凈todo表目的from....to...從...到...凈化過程learning/cleaningprocess

學(xué)習(xí)/清潔過程theprocessof...的過程learn/knowaboutsth

了解

learntodosth

學(xué)習(xí)做某事goonatrip去旅行metupwithfriends7Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.那之后在讓水又變干凈之前還需要好幾步。

(P51，2a)

(1)[可數(shù)名詞]步驟;措施takesteps(todosth.)采取措施(做某事)Ihopethegovernmentcantakestepstoprotectanimals.我希望政府能采取措施保護動物。(2)[可數(shù)名詞]腳步;一步Hemovedasteptowardsthedoor.他朝門口走了一步。(3)[名詞]臺階;階段Iwalkeddownthestonestepstothebeach.我走下石階,來到海灘上。step〔名詞〕步驟;腳步

本課句型Summary我都學(xué)會了!NewwordsandExpressionsGrammarSentencestrip,wastewater,plant,into,remove,piece,waste,machine,germ,step,realize

(=

realise),inside,process,theatre,factory,usedto,goonatriphow引導(dǎo)的特殊疑問句

Howwasyourschooltrip?Itwasgreat.Wheredidyougo?Wewenttothetheatretowatchashow.Iusedtothinkitwaseasytogetcleanwater.一、

單選題()1.

________workinthatcompany?

A.Didyouusedto

B.Didyouuseto

C.Doyouusedto

D.Doyouuseto()2.Mymother________usstorieswhenwewerechildren.

A.wasusedtotell

B.isusedtotelling

C.usedtotell

D.usedtotelling()3.________usedto________anoldbookshelfinmyroom.

A.There;be

B.There;have

C.It;be

D.There;having()4.Sallyfellillandhadtostayinhospital.Atthattime,she

________theimportanceofhealth.A．Realized B．hoped C．createdD．removedBCAAExercise()4.Theboxis

hea