Unit+2+Topic+3+Section+A 仁愛版九年級英語上冊

Unit2

SavingtheEarthTopic3SectionA學(xué)習(xí)目標(biāo)預(yù)習(xí)檢測知識梳理課堂總結(jié)學(xué)習(xí)導(dǎo)航重點探究當(dāng)堂檢測能掌握連詞and，or，but與while12能從“減量”“再使用”和“再循環(huán)”的角度談?wù)摫Ｗo環(huán)境1.Don’trunintheclassroom,______youmayhurtyourself.

A.andB.orC.butD.so2.Myjobis______youEnglish.A.toteachB.teachingC.teachD.teaches預(yù)習(xí)檢測BA3.Weshoulduse______sidesofpaper.A.neitherB.bothC.allD.either4.Canyoutellus__________?A.whatyoudoyesterday B.whatyouaredoingC.whatareyoudoing D.whatyouaredoingyesterday5.Theystudyhard______theycangotogooduniversities.A.suchthatB.inordertoC.inorderD.sothatBBD知識梳理Keypoints1.Weallknowthatyou’re

workingforanorganizationthatprotectstheenvironment.

我們都知道你在為一個環(huán)保組織工作。

※thatyou’reworkingforanorganization中that

引導(dǎo)的是賓語從句。作動詞know的賓語。that

protectstheenvironment中that引導(dǎo)定語從句。修飾前面的organization。

※workfor…為……工作,為……堅持不懈地努力

Eg.Weshouldworkforpeace.Keypoints2.Mymainjobistohelpspreadthemessageaboutprotectingtheenvironment.我的主要工作是幫助宣傳有關(guān)環(huán)保方面的信息?！?/p>

Myjob(task/aim/hope/dream/…)istodosth.此句型為不定式作表語，常表示主語的工作、任務(wù)、目標(biāo)、愿望、夢想等未來的行為。Eg：HermainjobistoteachthemEnglish.※help為動詞，意為幫助,可跟不帶to的不定式或帶to的不定式句式：helpsb.(to)dosth.幫助某人做某事Eg.Couldyouhelpme(to)openthedoor?Keypoints3.Soweencourage

studentstocollectwastepaperandsoftdrinkcans.所以我們鼓勵學(xué)生們收集廢紙和軟飲料瓶。encourage作動詞，意為“鼓勵”。encouragesb.todosth.意為“鼓勵某人做某事”。eg:OurteacheroftenencouragesustospeakEnglishasmuchaspossible.Keypoints4.Thenwesortthemsothattheycanberecycled.※sort作動詞時意為“整理、歸類、分揀”;作名詞時相當(dāng)于kind,意為“種類”。sortout分類,整理

allsortsof

種種,

各種各樣的asortof一種eg:Wemustsortoutthegoodapplesfromthebadones.我們必須把好的蘋果與壞的分開。

※sothat意為“為了，以便”引導(dǎo)目的或結(jié)果狀語從句，sothat相當(dāng)于inorderthat/inordertoThethreeR's—reduce,reuseandrecycleDoyouknowdifferentkindsofpollution?

Whatcanwedoathometoprotecttheenvironment?Weshouldreducethewasteweproduce.Forexample,weshouldusebothsidesofpaperandreuseplasticbags.1aListen,lookandsay.(AjournalistisinterviewingJaneaboutenvironmentalprotection.)Journalist:Hi,Jane.CouldIaskyouafewquestions?Jane:Certainly.Journalist:Weallknowthatyou'reworkingforanorganizationthatprotectstheenvironment.Canyoutelluswhatyouaredoingthere?Jane:Well,mymainjobistohelpspreadthemessageaboutprotectingtheenvironment.Forexample,thethreeR's—reduce,reuseandrecycle—areimportant.Journalist:Sowhatcanwedoathometoprotecttheenvironment?Jane:Weshouldreducethewasteweproduce.Forexample,weshouldusebothsidesofpaperandreuseplasticbags.Journalist:Whatcanstudentsdoatschool?Jane:Recyclingcanprotecttheenvironment,anditcansavemoney,too.Soweencouragestudentstocollectwastepaperandsoftdrinkcans.Thenwesortthemsothattheycanberecycled.Journalist:Wonderfulideas!Thankyou!Jane:It'sapleasure.1bListento1aandcompletethetable.

AninterviewwithJanewhereJaneworksinan___________to______________________whatJaneisdoinghelping________________aboutprotectingtheenvironmentwhatwecandoathome________________weproducewhatstudentscandoatschoolcollect__________andsoftdrinkcansorganizationprotecttheenvironmentspreadthemessage

reducethewastewastepaper1cRead1aandcompletethesentences.

1.ThethreeR’s—_______,________and________—areimportant.2.Athome,wecan,forexample,useboth_______ofpaperandreuse_______bags.3.Atschool,studentsareencouragedto_______wastepaperand______________becauserecyclingcanprotectthe____________and_______money.4.Thenwe________them_______theycanberecycled.reducereuserecyclesidesplasticcollectsoftdrinkcansenvironmentsavesortsothat3aReadthetableandwritethecorrectletterundereachpicture.Thensortthegarbagebasedonyourownknowledge._____________________________________________b.papercupse.glassbottlesc.cansa.plasticbagsd.newspapers3bListentotheconversationandcheckyouranswersin3a.TypeofgarbageRecycledReusedReduceda.plasticbagsb.papercupsc.cansd.newspaperse.glassbottles√√√√√GroupworkSupposeyouwillhaveaClean-upDay.Workingroupsandfindoutthegarbage.Thensortthembasedon3aandtalkaboutthem.A:Ithinklunchboxesshouldbereused.B:Whataboutwastepaper?A:Ithink…

Wow!We’vegotsomuchgarbage!Softdrinkcans,lunchboxes,plasticbottles,batteries,wastepaper,paperbagsandcups,…

通過以上活動，我們可以知道：保護環(huán)境人人有責(zé)。通過文中對話可學(xué)習(xí)到，掌握3R原則對保護環(huán)境很重要。即每個人都應(yīng)從“________”、“________”和“________”的角度來保護環(huán)境。當(dāng)堂檢測見DCF課件活動小結(jié)減量再使用再循環(huán)連詞or,and,but和while(1)Younodyourheadand

itmeansagreement.(2)Hurryup,or

you’llmissthetrain.(3)Waterisimportantbut

somepeopledon’tsaveit.(4)Somepeopleprotectanimalswhile

otherskillanimals.DiscussthewordsunderlinedUse“or”tomakesomesentences.Hurryup,oryouwillmissthebus.2.Workhard,oryouwillfailtheexam.3.……Doyoulikeplayingbasketballorfootball?Ilikeplayingfootball.Use“and”tomakesomesentences.1.Ilikeapplesandbananas.2.Sheandhearegoodfriends.3.Weshouldusebothsidesofpaperandreduceplasticbags.4.Wecancollectwasterpaperandsoftdrinkcans.……Workhard,andyouwilldoitwell.（好的結(jié)果）（祈使句）+andDon’tpourwastewaterintotheriver

or

thewaterinitwillbecomedirty.（結(jié)果不好）（祈使句）+or并列連詞：and/or、or意為“或者；是，還是；否則”；

祈使句+or…（常表示不愉快或不理想的結(jié)果）

、and意為“并且，和”;

祈使句+and…（常是比較好的結(jié)果）while(而，然而)作并列連詞，強調(diào)前后對比.并列連詞：whileNoddingtheheadShakingtheheadNoddingtheheadmeansShakingtheheadmeansNoddingtheheadmeansagreementwhileShakingtheheadmeansdisagreementagreement.disagreement.PickuplitterThrowaroundlitterTheyarepickinguplitter

themanisthrowingaroundlitter.whilebut表示轉(zhuǎn)折關(guān)系.3.Hehasfailedseveraltimes

henevergivesup.(放棄)并列連詞：but1.Ilikesinging,

Idon’toftensing.2.Hehadacold,

hekeptonworking.butbut并列句連詞or,and,but

和while的用法①表示并列關(guān)系，動作的先后關(guān)系，用②表轉(zhuǎn)折關(guān)系，用

③表選擇，用and（和，并且）but（但是）,while（然而）but所表達的轉(zhuǎn)折程度較大，常是相反的。while表示輕微的轉(zhuǎn)折，其實質(zhì)是指兩種情況或事物的對比。or（或者；否則）Practice2Combinethesentenceswithor,and,butorwhile,makingsomechangesifnecessary.

1.Noiseisakindofpollution.It’sharmfultoourhearing.

Noiseisakindofpollutionandit’sharmfultoourhearing.2.Workhard.Youwillfailtheexam.

Workhard,oryouwillfailtheexam.3.Noddingtheheadmeansagreement.Shakingtheheadmeansdisagreement.

Noddingtheheadmeansagreementwhile/butshakingtheheadmeansdisagreement.4.Hurryup.Youwillmissthebus.Hurryup,oryouwillmissthebus.5.Hehas