人教 七年级 英语 下册《Unit7 Section A 2a-2e》课件

Unit7ADaytoRememberSectionA2a-2eSectionAWhatwasyourspecialdaylike?Learninggoals2.了解污水处理的过程并能用英语准确表述。1.

掌握句型—Howwasyourschooltrip?—Itwas...的

用法。3.熟练运用一般过去时谈论关于学校旅行的情况。WarmingupWherearetheplaces?Didyougoonaschooltriptotheseplaces?zooforesttheatrefactory2aListentotheconversationandfillintheblankswithcorrectadjectives.Helen:Hi,FuXing.Howwasyourschooltriptothewastewater

plant?Wasitboring?FuXing:

No,itwasn’tatall.Itwasreallyinteresting!Helen:Wow!Whatdidyousee?FuXing:Wesawtheplantmakedirtywater_________again.Helen:

Really?How?FuXing:Well,first,_______waterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Listeningcleandirty污水处理厂v.移开；拿走Helen:Whathappensnext?FuXing:Well,_____machinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoo_______tosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwas_______togetcleanwater.FuXing:Metoo!Ididn’trealizeitwasso_______.Listeninglargesmalleasyhard2aListentotheconversationandfillintheblankswithcorrectadjectives.n.步骤；脚步v.认识到；实现—Howwasyourbirthdayparty?你的生日聚会怎么样?—Itwasgreat.很棒。1.Howwasyourschooltriptothewastewaterplant?(教材P512a)how引导的特殊疑问句此处how引导的特殊疑问句用来询问某事的情况怎么样，还可用“What+be+sth.like?”。回答时可根据情况使用“It’s+形容词(good/great/amazing/terrible/...).”。Languagepoints

trip/trɪp/n.旅行

[可数名词]常指距离较近、时间较短的旅行。

goon/take/haveatrip去旅行

atripto...……之旅Onedayinautumnwewentonatriptothecountryside.

在一个秋日，我们去乡下旅行了。HowwasyourtriptoBeijinglastmonth?

你上个月的北京之旅怎么样?Languagepoints

2.Wesawtheplantmakedirtywatercleanagain.(教材P512a)

seesb./sth.dosth.看见某人/某物做某事【辨析】seesb./sth.dosth.与seesb./sth.doingsth.

seesb./sth.dosth.看见某人/某物做某事强调看到动作发生的全过程。强调看到动作经常发生。seesb./sth.doingsth.看见某人/某物正在做某事强调看见动作正在进行。LanguagepointsIsawyouputthekeyinyourpocket.

我看见你把钥匙放进了口袋里。Ioftenseetheboyplaybasketballinthepark.

我经常看见那个男孩在公园里打篮球。Theboycan’tbeTom.Isawhimreadinginthelibraryjustnow.这个男孩不可能是汤姆。我刚才看到他正在图书馆里看书。Languagepoints

3.Thesethingsareusuallytoosmalltosee.(教材P512a)

too...to...太……而不能……

该结构表示否定含义。其中too为副词，其后跟形容词或副词原级；to为不定式符号，后接动词原形。Thissoupistoosaltytoeat.这汤太咸了，不能喝。

【特别提醒】too...to...结构中，当too前有否定词(如never)时，表达肯定意义。It’snevertoolatetolearn.活到老，学到老。

Languagepoints

他年纪太小，不能独自一人去上学。Heistooyoungtogotoschoolonhisown.Heissoyoungthathecan’tgotoschoolonhisown.

Heisnotoldenoughtogotoschoolonhisown.

【拓展】too...to...结构可以和so/such...that...(如此……以至于……)以及not...enoughtodosth.(不够……而不能做某事)进行同义转换。互为反义词Languagepoints

4.Iusedtothinkitwaseasytogetcleanwater.(教材P512a)

usedto过去常常(做)

表示过去存在或经常发生，但现在已经不存在的动作或状态，后接动词原形，不与确定的过去时间状语连用。

否定形式是didn’tuseto或usednotto(usedn’tto)。Weusedtotalkabouteverything.我们曾经无话不谈。Hedidn’tusetowearglasses.=Heusedn’ttowearglasses.他过去不戴眼镜。

Languagepoints【拓展】beusedtodosth.表示“被用来做某事”,相当于beusedfordoingsth.。be/getusedtodoingsth.表示“习惯于做某事”。Theknifeisusedtocutfruit.=Theknifeisusedforcuttingfruit.这把刀是用来切水果的。Peopleshouldgetusedtotravellingbypublictransportation.人们应该习惯于乘坐公共交通工具出行。

Languagepoints

5.Ididn’trealizeitwassohard.(教材P512a)

realize/ˈriːəlaɪz/v.认识到；实现

(1)[及物动词]认识到；领会

不用于进行时。其后可接名词、代词或从句作宾语。Hedidn’trealizehismistake.他没认识到自己的错误。Weshouldrealizethatnotsleepingenoughisaseriousproblem.我们应该认识到睡眠不足是一个严重的问题。

在英式英语中写作realiseLanguagepoints(2)[及物动词]实现

主语一般是人，后面常接dream、goal等名词作宾语。CouldBillrealizehisdreamofbeingan“all-school”runner?

比尔能实现成为一名“校级”赛跑运动员的梦想吗?6.Ididn’trealizeitwassohard.(教材P512a)

realize/ˈriːəlaɪz/v.认识到；实现

Languagepoints2bReadtheconversationandmatchthesentenceparts.1.Theplantmakes2.Dirtywatergoes3.Machinesinsidetheplant4.Screensinsidetheplant5.HelenusedtothinkA.removesmallthingsfromthewater.B.itwaseasytogetcleanwater.C.dirtywatercleanagain.D.removelargepiecesofwastefromthewater.E.intotheplant.Listening&Reading2cCompletethesummaryoftheconversationin2a.Lastweek,FuXing’sclasswentonaschooltriptoa(1)___________plant.Theplantturneddirtywaterintocleanwater.FuXinglearntaboutthecleaningprocess:First,dirtywatergoesfrompeople’s(2)___________totheplant.Thentheplantusesscreenstoremovelargepiecesof(3)________fromthedirtywater.Next,large(4)__________cleanthewater.Theyremove(5)_______andothersmallthings.Ittakesafewmore(6)___________beforethewaterbecomescleanagain.wastewaterhomeswastemachinesgermsstepsPost-listening

1.Theplantturneddirtywaterintocleanwater.(教材P522c)

o把……变成→相当于oLanguagepointsTogether,wecanreachforthestarsandturnourdreamsintoreality.只要齐心协力，我们就能摘下星辰，将梦想变为现实。

【拓展】turninto表示“变成”,turn在此作不及物动词。Ifyouheatice,itturnsintowater.如果你把冰加热，它就会变成水。2.FuXinglearntaboutthecleaningprocess:First,dirtywatergoesfrompeople’shomestotheplant.(教材P522c)process/ˈprəʊses/n.

过程

intheprocessof(doing)sth.在(做)某事的过程中LanguagepointsHernovelisintheprocessofbeingturnedintoatelevisionseries.她的小说正被拍成电视连续剧。

2dListentotheconversationagainandpayattentiontothepronunciationofwas,wasn’t,did,anddidn’t.Thenrole-playtheconversation.Helen:Hi,FuXing.Howwasyourschooltriptothewastewaterplant?Wasitboring?FuXing:

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

Really?How?FuXing:Well,first,dirtywaterfromourhomesgoesintotheplant.Then,specialscreensremovelargepiecesofwastefromthewater.Listening&Speaking2dListentotheconversationagainandpayattentiontothepronunciationofwas,wasn’t,did,anddidn’t.Thenrole-playtheconversation.Helen:Whathappensnext?FuXing:Well,largemachinesremovegermsandotherthingsfromthewater.Thesethingsareusuallytoosmalltosee.Ittakesafewmorestepsafterthatbeforethewaterbecomescleanagain.Helen:Wow!Iusedtothinkitwaseasytogetcleanwater.FuXing:Metoo!Ididn’trealizeitwassohard.Listening&Speaking2eTalkaboutaschooltripyoutooktoaspecialplace.Wheredidyougo?Howwasyourschooltrip?Itwasgreat.Wewenttothetheatretowatchashow.theatrefactoryzoomuseumfarmforestmarketparkSpeaking一、根据所给提示完成句子Exercises1.Mygrandfatherusedto______(watch)TVathomeafterdinner,butnowheisusedto_______(go)outforawalk.2.WhenIgottotherailwaystation,I_______(意识到)IleftmyIDcardathome.watchgoingrealized1.我们看到工厂把脏水再次变干净。2.首先，来自我们家的脏水进入工厂。3.大机器会清除水中的细菌和其他东西。二、句子翻译ExercisesWesawtheplantmakedirtywatercleanagain.First,dirtywaterfromourhomesgoesintotheplant.Largemachinesremovegermsandotherthingsfromthewater.KeywordsExpre