Unit+2+Topic+3+Section+B 仁爱版九年级英语上册

Unit2

SavingtheEarthTopic3SectionB学习目标预习检测知识梳理课堂总结学习导航重点探究当堂检测新课导入Let’splayagame.Sayasentencewith

and,or,but

&

while

likethisonebyone.IlikeEnglishandI’mgoodatit.IamgoodatEnglishwhilemygoodfriendisgoodathistory.Mygoodfriendisgoodathistorybut

…能熟悉并正确运用本课时的重点单词和短语12能通过阅读文章，了解如何成为一名环保者

1.You_______toobeytherulesinthecompany.A.should B.must C.can D.ought2.Youhadbetter_______whenyouareeating.A.nottospeakB.tospeakC.notspeakD.notspeaking预习检测DC3._____aclothbagwhenyougoshopping.A.Take B.Taking C.Totake D.Took4.Insteadof____athome,thegirlwentshopping.A.stay B.staying C.tostay D.stayed5.Whenyouleave,youmust_____electricity.A.shutoff B.shutup C.turndown D.turnupABA知识梳理Keypoints1.First,yououghttoturnofftheelectricitywhenyouleave

aroom.

首先，当你离开房间的时候，应该随手关灯。

oughtto情态动词,表“应该;应当”;语气比should强;指道义上应该做的事,有时含有责备或督促的语气。should指主观上感到有责任或义务去做。

eg:

Yououghttohelpyourmotherdosomehousework.

你应该帮你妈妈做些家务。

Weshouldstudyhard.我们应该努力学习。Keypoints※oughtto是情态动词，无人称和时态、数的变化，后接动词原形；eg:Yououghttohelpyourmotherdosomehousework.你应该帮你妈妈做些家务。Weshouldstudyhard.我们应该努力学习。其否定式和疑问式：①oughtto的否定式：oughtnotto+v.=oughtn’tto+v.②oughtto的疑问句形式是将ought提前即可。eg:Yououghtn’ttogetupsolateinthemorning.你早晨不应该起这么晚。OughtItotellherthebadnews?我该告诉她坏消息吗？Yes,youought./No,yououghtn’t.Keypoints2.You’dbetterwalkorrideabikeinsteadoftakingabusorataxi.※insteadof是动词短语，意为“代替”，其后接名词、动名词、代词。※instead是副词，意为“代替，替代”。常放在句末或句首，后不接其他词。※taketheplaceof意为“代替……,取代……,接替……的位置”，可作谓语。Keypoints3.It’ssoeasytobeagreenerperson.

成为一名环保者真容易。※

Itis/was+adj.+todosth.句型中的it是形式主语，真正的主语是tobeagreenerperson。类似的句型有Itis/was+adj.+of/forsb.todosth.。※当用形容词来描述人的性格、特征、品质时，通常选用of,这类形容词有good,kind,nice,wise,clever,foolish,right,wrong,careful等。

eg:

It’sniceofyoutocome.你能来实在太好了。Keypoints※

当形容词用来描述事物的性质、特征时，通常选用for,这类形容词有easy,difficult,hard,important,necessary,possible,interesting等。eg:It’sveryimportantforeveryonetoprotecttheenvironment.对每个人来说，保护环境都很重要。4.Easiersaidthandone.说得容易，做得难。5.Actionsspeaklouderthanwords.百说不如一干；事实胜于雄辩。如何成为一名环保者Howdoyousortthegarbageyou’vecollectedonyourownClean-upDay？reusereducerecycleothersplasticbottles...

paperbags

andcups...

lunchboxessoftdrinkcans,plasticbottles,wastepaper,glass,paperbagsandcups...

batteries...Whatshouldyoudoifyouwouldliketobeagreenerperson?Youshould

sortthegarbage.=Yououghttosortthegarbage.Youshould/oughtto…shutofftheelectricityn.电，电能关闭e.g.You

should/oughtto

shutofftheelectricitywhenyouleavearoom.You

should/oughtto

rideabiketoyourschool.

You

should/oughtto

takeabustoschoolinsteadoftakingataxi.You

should/oughttotakeaclothbagwhenyougoshopping.

1aLook,listenandsay.1bListento1aandchoosethecorrectanswers.1.JaneandMichaelaremainlytalkingabout_______.A.whyweshouldshutofftheelectricitywhenweleaveB.whatweshouldusewhenwegoshoppingC.howtobeagreenerperson2.“Actionsspeaklouderthanwords”means________.A.wordsarenotasloudasactionsB.todowellisbetterthantosaywellC.actionscanspeak,butwordscan’tdoitCB1cRead1aandcompletethetable.Tobeagreenerperson

1._______________________________whenyouleavetheroom.2.Ifyoutravelashort__________,youshouldn’t_________________,but________________.Sothishelpsto___________and__________________.3.Whenyougoshopping,you’dbetter_____________insteadofusing____________.YououghttoshutofftheelectricitydistancetakeabusorataxiwalkorrideabikesaveenergyreduceairpollutiontakeaclothbagplasticbagsRoleplayHi,Michael.Wouldyouliketobeagreenerperson?Ofcourse,I'dloveto.ButwhatshouldIdo?2Choosethecorrectverbsorphrasestocompletethestatements.Thenmatchthemwiththerightpictures.shutoffreducegrowrecycleridecoveruse_______waste.Don’tbuycupsorboxeswhichcanbeusedonlyonce.Saveelectricity.________theelectricitywhenyouarenotusingit.________boxesandplasticbottles.________fruitandvegetablesyourself.Tryto______abikewhenyoutravel.______bothsidesofthepaper.________panswhenyouarecooking.ReduceShutoffRecycleGrowrideUseCover()1.Reducewaste.Don’tbuycupsorboxeswhichcanbeusedonlyonce.()2.Saveelectricity.Shutoffthelightswhenyouarenotusingthem.()3.Recycleboxesandplasticbottles.()4.Growfruitandvegetablesyourself.()5.Trytorideabikewhenyoutravel.()6.Usebothsidesofthepaper.()7.Coverpanswhenyouarecooking.ABCDEFGEADCGBF3Readthepassageandfillintheblankswiththecorrectwords.Thenlistenandcheck.Thefirstletterofeachwordisgiven.Theearthisourhome.Somethingswehavedonearegoodfortheearthw_____somearebad.Wehavepollutedtheearth,a_____itissicknow.Wec_____downtoomanytrees,solotsofrichlandhasc_______intodesert.Factoriesp____wastewaterintorivers.Pollutionhascausedmanys_____problems.Theearthiscryingforhelp.Whatshallwedotosaveit?Weshouldplantmoretrees,r________thewasteweproduce,r_______thewastepaperandsoftdrinkcans,andridebikestoreduceairpollution.Ithinkweshouldtrytobeg_______peopletoprotectourearth.Afterall,wehaveonlyoneearth.Weshoulddoe_________toprotectit,orwe’llbepunishedandloseourhome.hilenduthangedoureriouseduceecyclereenerverythingGroupworkWorkingroupsandsurveyyourgroupmembersaboutwhattheydotobegreenerpeople.Thenreportittoyourclass.Payattentiontothestress,liaison,incompleteplosionandintonation.Example:A:'Wha(t)doyou'often'dotobea'greenerperson?B:Well.'I'always'shutofftheelectricitywhenI'amnot'usingit.A:'Good.'Whataboutyou,'John?C:…

通过以上活动，我们可以知道：从身边的小事做起就可以使自己成为一名环保者。从文中可知以下几点：First,yououghtto___________________whenyouleavearoom.Second,you'dbetterwalkor__________instead