仁愛版九年級(jí)上冊(cè)英語教案：Unit 2 Topic 1 Section B

Unit2SavingtheEarth

Topic1Pollutionhascausedtoomanyproblems.

SectionB

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I.Materialanalysis

本課是九年級(jí)第二單元第一話題的第二課時(shí)，主活動(dòng)是la和3a。la通過Mrs.Zhou講述自己的身體狀況和生活環(huán)境，引出污染對(duì)人們的健康和

生態(tài)環(huán)境所產(chǎn)生的危害，同時(shí)也道出了污染產(chǎn)生的原因。1b通過“聽一回答問題一再聽一核對(duì)答案”的模式來訓(xùn)練學(xué)生的聽力技能。2與la形成很好的

呼應(yīng)，通過康康向報(bào)社反映西山污染情況的信件，呼吁政府和大眾關(guān)注環(huán)境問題，要求學(xué)生掌握詞性的轉(zhuǎn)換，強(qiáng)化la中的語言知識(shí)。3a和3b通過

圖片和簡介來描述不同種類的污染以及帶來的危害。在學(xué)習(xí)這些污染的同時(shí)，也兼顧了單詞的重讀，句子的連讀、停頓及語調(diào)等語言知識(shí)。通過學(xué)習(xí)

本課，引導(dǎo)學(xué)生關(guān)注環(huán)境問題，了解各種污染類別以及帶來的危害，樹立正確的環(huán)保意識(shí)。

II.Teachingaims

1.Knowledgeaims：

掌握本課的重點(diǎn)詞匯和短語，正確運(yùn)用現(xiàn)在完成時(shí)進(jìn)行問答。

2.Skillaims:

能通過觀察課文插圖來預(yù)測課文內(nèi)容。

能聽懂用現(xiàn)在完成時(shí)表達(dá)的對(duì)話。

能朗讀和表演有關(guān)環(huán)保的對(duì)話。

能正確運(yùn)用連讀和停頓的技巧，使發(fā)音流暢，富有韻律感。

3.Emotionalaims:(optional)

引導(dǎo)學(xué)生關(guān)注環(huán)境問題，樹立綠色環(huán)保意識(shí)，增強(qiáng)憂患意識(shí)和社會(huì)責(zé)任感。

4.Cultureawareness:(optional)

通過談?wù)摥h(huán)境問題，讓學(xué)生了解不同種類的污染及其危害。

III.Thekeypointsanddifficultpoints

1.Keypoints:

Wordsandphrases:pain,produce,awful,bear,harmful,chest,editor,breathe/breath,soil

getapainin...,whafsworse,toomuchnoise,toomanyproblems,breathingproblem,beharmfulto,makeamessof,throw...around

Sentences:Ifsdifficultformetobreathe.

I'vegotapaininmythroat.

Ifsreallyawful.

A:Howlonghaveyoubeenlikethis?A:Haveyouseenadoctor?

B:Fvebeenlikethissincelastweek.B:Notyet.

Grammar:PresentPerfect的問答。

2.Difficultpoints：

能在不同語境中，正確判斷單詞的不同詞性。

在朗讀中，能正確地把握連讀和停頓的技巧。

IV.Learningstrategies

通過la,教會(huì)學(xué)生善于利用插圖理解有關(guān)污染的對(duì)話。

通過2,訓(xùn)練學(xué)生在不同的語境中學(xué)會(huì)轉(zhuǎn)換詞性，并拓展學(xué)生的詞匯量。

通過3a,引導(dǎo)學(xué)生通過觀察圖片分析和了解不同的信息。

通過3b,要求學(xué)生掌握連讀，停頓的發(fā)音技巧，反思自己的發(fā)音中的問題。

V?Teachingaids

單詞卡片(如：breathe/breath,pain,harmful/harm)；關(guān)于污染的圖片或者幻燈片；錄音機(jī)；小禮品若干等。

VI.Teachingprocedures

StageInteraction

TeacheractivityStudentactivityRemarks

(timeperiod)patterns

GuidetheSstodiscussdifferentkindsofpollutionDiscussdifferentkindsof該環(huán)節(jié)是對(duì)前一課時(shí)所布置

ingroupsandsharetheanswertogether.pollutioningroupsandshare作業(yè)的檢查，讓學(xué)生通過查

GettingstudentsT:Howmanykindsofpollutiondoyouknow?theanswertogether.找資料，傾聽同伴的講解等

1readyforlearningGroupworkSI:Airpollution方式，提高獲取信息的能力

(2mins)S2:Waterpollution和意識(shí)，引導(dǎo)學(xué)生從不同渠

S3:LitterSI:Airpollution道關(guān)注社會(huì)問題。

S4...S2:Waterpollution

S3:Litter

S4…

LettheSslookatthepicturesin3aonpage30Guessthemeaningand先讓學(xué)生根據(jù)圖片猜測短語

andguessthemeaningandpronunciationofpronunciationofthenewwords的意思，此處只呈現(xiàn)前五幅

"soil”.Askthemtopayattentiontothetypesofaccordingtothepicturesand圖片，在下一環(huán)節(jié)再用“soil

pollution.theteacher'sdescriptions.pollution”引入聽前活動(dòng)，并

T:Lookatthesepictures,whatkindsofpollution以此教授部分新的單詞和短

Lead-in

2Classactivityarethese?語。

(5mins)

SI:AirpollutionSI:Airpollution

S2:WaterpollutionS2:Waterpollution

S3:LitterS3:Litter

S4:LightpollutionS4:Lightpollution

S5:NoisepollutionS5:Noisepollution

Showthepictureofsoilpollution,teachthenewLookatthepictureofsoil教師應(yīng)利用介紹土壤污染的

wordsandchecktheanswersof3b.Payattentionpollution,learnthenewwords契機(jī)，教授新單詞、短語，

Pre-listening

3Classactivitytothepronunciation,liaisonandpausewhileandtrytofinish3b.Pay同時(shí)示范句子的連讀和停

(5-7mins)

reading.attentiontothepronunciation,頓，為訓(xùn)練學(xué)生流暢的口語

T:Lookatthispicture,whatkindofpollutionisliaisonandpausewhilereading.打好基礎(chǔ)。

thisone?

(LeadtheSstopronounceit.)

S6:Soilpollution.S6:Soilpollution.

T:Right.Peopleusetoomanychemicals

fields,/andsoilpollutioncausesunhealthyfood.

Thefoodisharmfultoourhealth.

(Teacherwritedownthewordsandphrasesonthe

Bb.)

T:Nowttytofillintheblanksin3bwiththe

wordsandphrasesin3a.

T:Nowletschecktheanswer.

SI:waterpollution

S2:airpollutionSI:waterpollution

S3:noisepollutionS2:airpollution

S4…S3:noisepollution

T:OK,letsreadthesentencestogether.PayS4…

attentiontothepronunciation,liaisonandpause.

(Teachercangiveanexampleifnecessary)

IndividualworkStep1:ShowapictureofthepollutedWestHill,Lookatapictureofthepolluted在環(huán)節(jié)與環(huán)節(jié)的過度上，要

lettheSslistentolaonceandtickthequestionsWestHill,listentolaonceand注意自然流暢，是順理成章

theyhearinpartAoflb.ThenchecktheanswerstickthequestionstheyhearinA的進(jìn)入下一個(gè)步驟，而不是

together.oflb.Thenchecktheanswers直接切入。因?yàn)檫^渡語既能

T:Asweknow,theWestHillhaschangedalot.together.起到承上啟下的作用，又能

Lookatthispicture,whatpollutioncanyoufindin抓住學(xué)生的注意力。

thepicture?

While-listening

4Ss:Airpollution,waterpollution,noiseSs:Airpollution,water

(5-7mins)

pollution...pollution,noisepollution...

T:Right.Whateverthepollutionis,itisharmfulto

peopleshealth.Mrs.Zhougetsapaininherchest

becauseofthebadair.Nowlistentothedialog

betweenKangkangandMrs.Zhouandtickthe

questionsyouheartofinishpartAinlb.

T:OK,letschecktheanswers.

SI:Whatswrongwithyou?

S2:Howlonghaveyoubeenlikethis?SI:Whatswrongwithyou?

S2:Howlonghaveyoubeen

S3:Haveyouseenadoctor?likethis?

S4:Haveyounoticedthedeadfishintheriver?S3:Haveyouseenadoctor?

Step2:GettheSstolistenagainandmatchtheS4:Haveyounoticedthedead

questionswiththerightanswersinpartBoflb.fishintheriver?

IndividualworkThenchecktheanswerstogether.Listenagainandmatchthe

T:Great.Listenagain,matchthequestionswithquestionswiththerightanswers

therightanswersinB.inBoflb.Thencheckthe

answerstogether.

S5:No.1isc.

S6:No.2isb.

S7:No.3isa.S5:No.lisc.

S8:No.4isd.S6:No.2isb.

S7:No.3isa.

S8:No.4isd.

IndividualworkStep1:GettheSstoreadlaandanswertheReadlaandanswerthe通過完成1c的讀后任務(wù)，進(jìn)

questionsin1c.questionsin1c.一步理解對(duì)話內(nèi)容。在完成

T:Nowreadlabyyourselvesandanswerthe該任務(wù)時(shí)，如果答案不能直

questionsin1c.接從課文中找出，要引導(dǎo)學(xué)

生學(xué)會(huì)用自己的語言總結(jié)和

T:OK,whatcausedMrs.Zhousproblem?歸納答案，允許有不同的表

SI:Pollution.ThechemicalfactoriesproduceSI:Pollution.Thechemical達(dá)方式。以1C的第一題為例

Post-listeningterriblegas,maketoomuchnoiseandpourwastefactoriesproduceterriblegas,(WhatcausedMrs.Zhou's

5

(17mins)waterintorivers.maketoomuchnoiseandpourproblem?)簡單的回答就是

T:WhatwillKangkangdo?wastewaterintorivers.pollutiono如果要答案具體

化，就必須先引導(dǎo)學(xué)生找出

S2:HewillwritetothenewspaperabouttheS2:Hewillwritetothe周夫人的問題，再找出原因，

problems.newspaperabouttheproblems.最后用自己的話歸納出答案

T:Doyouhaveanyotherwaystosolvethe(Thechemicalfactories

problem?produceterriblegas,maketoo

S3...S3...muchnoiseandpourwaste

Classactivitywaterintorivers）。

andStep2:LettheSsreadlacarefullyandunderlineReadla,findthedifficult學(xué)生能夠正確提出問題，也

Groupworkthedifficultpointsincludingwords,phrasesandpoints,andtrytosolvethem是能力的體現(xiàn)。教師需要引

sentences.ThenleadtheSstoasktheirclassmateswiththehelpofallkindsof導(dǎo)學(xué)生，一步一步朝著正確

andteacherforhelp.Writedownthepointstheyresources.答案去思考，可以運(yùn)用課文

can'tunderstandontheBb.中的文本語言，也可以拓展

T:First,readlaandunderlinethedijficultpoints例句提供新的語境，還可以

根據(jù)已學(xué)知識(shí)理解新知識(shí)

T:Iftherearesomedifficultpointsyoucan't（以短語“ge/apainin...”為

understand,pleaseaskyourclassmatesforhelp.If例，pain是本課新單詞，

allthegroupmemberscanisolvetheproblem,I要理解短語的意思和掌握短

cangiveyousomeadvice.語的用法就會(huì)比較難，因

Ss:Howtouse“getapainin..."?此,教師可以通過“Ihavea

sorethroat”幫助學(xué)生理解意

T:Wecanalsosaylikethis(iIhaveasorethroat”.Ss:Howtouse(<getapain思。用舉例"Igetapainin

Canyouunderstanditsmeaning?in...?myleg”同時(shí)捂住左腿，幫助

Ss:Yes.學(xué)生觀察該短語的用法）。

(Teachertouchesoneofhislegsandsays.)

T:Igetapaininmyleg.

“Getapainin“canbeadded(<apartofabody”Ss:Yes,

aftertheproposition.

T:WhatstheChinesemeaningofit?

Ss:Itmeans"某處疼"inChinese.

Ss...

Step3:LettheSsreadlainroles,andthenactoutSs:Itmeans“某處疼"in

thedialogandpayattentiontothepronunciationChinese,

Groupworkandintonation.Ss...

T:Nowreadlainroles,andthenactouttheReadlainroles,andthenact課文朗讀是培養(yǎng)學(xué)生的語

dialog.Payattentiontothepronunciationandoutthedialog.Payattentionto感，訓(xùn)練語音語調(diào)的方法之

intonation.Afterthat,wewillhaveacompetitionthepronunciationand一。為了讓學(xué)生目標(biāo)性更強(qiáng)，

toseewhichgroupperformsbest.Thebestoneintonation.更加嚴(yán)格的要求自己正確發(fā)

winstheaward.Therewillbeperformance音，學(xué)會(huì)合作，教師采用（以

competitionamongthegroups.六人組為例）組內(nèi)三人扮演

Thebestonewinstheaward.一個(gè)角色，進(jìn)行對(duì)話；并采

IndividualworkStep4:LeadtheSstoscanthematerialand用一些競爭機(jī)制，激發(fā)學(xué)生

choosethecorrectwordstocompletetheletterin的斗志和參與課堂活動(dòng)的熱

2.情，維護(hù)小組的集體榮譽(yù)感。

T:KangkanghaswrittenalettertothenewspaperScanthematerialandchoose在角色扮演前，教師選擇率

aboutpollution,butsomewordsaremissing.Canthecorrectwordstocomplete先做好準(zhǔn)備的小組，讓他們

youhelphimfinishtheletterwiththegiventheletterin2.選擇任一小組進(jìn)行挑戰(zhàn)，勝

words?利者將得到老師的禮物（或

Ss:Yes...者積分），落后組再選一組，

T:Nowletschecktheanswerstogether.循環(huán)挑戰(zhàn)；也可以另外選擇

SI:toomany兩組進(jìn)行兩兩PKo

S2:breatheSs:Yes...

S3:dead

T:Great.You'dbetterpaymoreattentiontotheSI:toomany

differencebetween“toomany"and"toomuch”.S2:breathe

UsetherightformsofthewordsaccordingtoS3:dead

differentcontent.

ClassactivityStep1:LettheSsgooverwhattheyhavelearnedSumupandpresentthekey在總結(jié)本科所學(xué)時(shí)，明確復(fù)

thisperiod.Sumupthekeypoints.pointsonebyone.習(xí)的內(nèi)容和方向，讓學(xué)生在

T:Nowletssumupwhatwehavelearnedtoday.SI:getapainin...羅列知識(shí)時(shí)更有系統(tǒng)性