Unit+2+Topic+1+Section+A 仁爱版九年级英语上册.pptx

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1、Unit 2 Saving the EarthTopic 1 Section A 学习目标学习目标预习检测预习检测知识梳理知识梳理课堂总结课堂总结学习导航重点探究重点探究当堂当堂检测检测新课导入新课导入Have you ever had a picnic?Did you have a good time?学习目标学习目标能熟悉并正确运用本课时的重点单词和短语能熟悉并正确运用本课时的重点单词和短语12能能谈论不同种类的污染，提高环保意识谈论不同种类的污染，提高环保意识1._myglasses?Yes,Isawthemonyourbedaminuteago.A.Doyousee B.Hadyous

2、eenC.WouldyouseeD.Haveyouseen2.Haveyouever_anamusementpark?Yes,Ihave.I_FunTimesAmusementParklastyear.A.beento;havegonetoB.goneto;havebeentoC.goto;wentto D.beento;wentto预习检测预习检测DD3.Theflowerssmell_,whichmakesmeveryhappy.A.goodB.wellC.terribleD.bad4.IoftenseeTom_basketballafterschoolonthecourt.A.playi

3、ngB.toplayC.playsD.play5.ImsorryIcantgoshoppingwithyou.Iamill._A.Whatamess!B.Whatsworse!C.Whatisapity!D.BandCADA知识梳理知识梳理Key points 1.and you can see bees and butterflies dancing.seesb.doingsth.意为“看见某人正在做某事”，强调动作正在进行。例如：Isawhimtalkingwithamanonmywayhomeyesterday.昨天我回家的路上，看见他正在和一个人谈话。WhenIenteredthero

4、om,IsawherwatchingTV.当我进门的时候，我看见他正在看电视。Key points【拓展】【拓展】seesb.dosth.意为“看到某人做某事”，强调看到某人做过某事或经常做某事。例如：Ioftenseehimdanceintheclassroom.我经常看见他在教室里跳舞。Ioftenseehimhelpthatoldmandocleaningatweekends.周末，我经常看见他帮助那个老人打扫房间。Key points2.There were several chemical factories pouring waste water into the stream.当

5、时几家化工厂正在往小溪里排放废水。there be+sb./sth.+doing sth.有某人/某物正在做某事eg.Listen!Thereissomeonesinginginthenextroom.听！有个人在隔壁唱歌。pourinto把倒入eg:Pleasepourtheredwineintotheglass.请把红酒倒进杯子里。探究一环境污染前后的对比Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.Oh,my goodness.It was a mess!Therewere

6、severalchemicalfactoriespouringwastewaterintothestream.TwoyearsagoTwoyearsagoIs it beautiful?What has happened there?Therearelotsofflowersandgrass.Wecanseebeesandbutterfliesdancing.beebutterfly The West Hill was beautifulTheairisfreshandthewaterisclean.NowNow1a Listen,look and say.(Kangkang,Jane,Mar

7、ia and Michael are planning a picnic for Sunday.)Jane and Maria:Kangkang,whereshallwego?Kangkang:WhatabouttheWestHill?Jane:Iwenttheretwoyearsago.Itwasamess.Therewereseveralchemicalfactoriespouringwastewaterintothestream.Maria:Whatashame!Kangkang:Ihaveheardithasbecomeabeautifulplace.Therearelotsofflo

8、wersandgrass.Michale:Soundsgreat!Letsgothere.Maria:Oh,whatabeautifulplace!Theairisfreshandthewaterisclean,andyoucanseebeesandbutterfiesdancing.Kangkang:Everythinghaschanged.Michael:Doyouwanttohaveapicnichere?Jane:Ofcourse.(On Sunday,they come to the West Hill.)1b Listen to 1a and mark the words with

9、 P(Past)or N(Now)._beautiful_butterflies_grass_factory_bees_fresh_clean_wastewaterPNNPNNNN1c Read 1a and complete the sentences in the table.Then retell 1a to your partner.TwoyearsagoNow1.Itwasa_.2.Therewereseveral_pouring_intothestream.1.Theairis_andthewateris_.2.Youcansee_dancing.3._haschanged.mes

10、sfreshcleanbeesandbutterflieschemicalfactorieswastewaterEverythingRole play(Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.)J&Maria:Kangkang,where?K:What about?J：I went It wasThere were M：WhatK：I have heard it has There areM:Sounds!Lets(OnSunday,theycometotheWestHill.)M:Oh,what.!The air is

11、 and the water is，and you can seeK:EverythingM:Do youJ:OfPair workWork in pairs.Look at the pictures and make up conversations similar to the example with your partner.A:Thevillagers destroyed the flowers and grasswhenIvisitedthevillagelastyear.B:Butnowtheflowers and grasshavecomeback.A:Whathashappe

12、nedhere?B:Thevillagershavelearnedthattheywerewrong.Andtheyhavedonealottomakethevillageabetterplace.village/flowers and grassvillagers/destroyhill/treesfarmers/cut down 1city/lake/fishfactory/pollute 23 A.Listen to the sentences and number the pictures.532146B.Listen again and complete the sentences.

13、1.People_trees,NowIhaveenoughleavestoeat.2.Iliveintrees.Peoplehavestopped_trees.SoIhavemorefamilymembers.3.Leavesandgrass_manyyearsago.Butnowtheyhavecomeback.Icanhaveenoughfood.4.Ihavefoundmorebambooonthemountain.Idonthaveto_anymore.5.Inrecentyears,I_tomaketheseacleanagain.6.Icouldntliveintheriverbe

14、causeit_formetolivein.Nowithasbecomecleanagain,soIamsafe.haveplantedmorecuttingdowndisappearedworryaboutfoodhaveseenpeopleseffortwastoo dirty Group workOh,my goodness!ago,it was Now,have/has come back.What has happened?Everything has changed.Work in groups and talk about pollution in a place you are

15、 familiar with.The following sentences may help you.通过以上活动，我们可以知道：一个地方的环境在几年之间能发生翻天覆地的变化。描述变化可用到的句子有：ago,itwas；1._；2._；Everythinghaschanged等。当堂检测见当堂检测见DCFDCF课件课件活动小结活动小结Therewere/wasNow,have/hascomeback.当堂检测当堂检测 情景交际。1.你可以看见蜜蜂和蝴蝶正在飞舞。可以这么说：2.这真是一个美丽的地方！可以这么说：3.当时有几家化工厂正往小溪里倒废水。可以这么说：Youcouldseebeesandbutterfliesdancing.Oh,whatabeautifulplace!Therewereseveralchemicalfactoriespouringwastewaterintothestream.SummaryUnit 2Topic 1 Section A描述环境变化可用的句子:ago,itwas；Therewere/wasNow,have/hascomeback.Everythinghaschanged.谈论不同种类的污染，提高环保意识