unit 7 know our world lesson 38 the world is a big place 教案

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1、Unit7KnowOurWorldLesson38:TheWorldIsaBigPlace教案教学目标1.能够掌握课标要求的“四会”词汇：planet，total，increase，surface，Indian。2.能了解如何介绍世界人口和大洲大洋。3.能了解如何写简单的说明文。教学重难点1.掌握一些与介绍人口与世界地理有关的重点词汇：population，continent，ocean，land。2.向他人介绍七大洲和四大洋。3.掌握以下重点句子：（1）Andby2050,theworld'spopulat

2、ionmayreach9billion.（2）Wecan'tliveinwater,andonlyaboutonethirdofourplanetisland.（3）It'snoteasytoliveinthoseplaces.（4）Itmustbetreatedwellforourchildrenandforourchildren'schildren,too.教学准备录音机，幻灯片，图片。教学过程Step1Lead-inDiscussthefollowingquestions:Howmanycontinen

3、tsarethereintheworld?Whatarethey?Whatdoyouknowabouttheplacewhereyoulive?What'sthepopulationoftheworldnow?Showsomepicturesofcontinentsandoceans.Letthestudentsdiscussthequestionsingroups.Thenaskthemtopresenttheirresultsinfrontoftheclass.Thestylesaredifferent.

4、Theycanbedialoguesorreports.Step2ListeningListentothetapeandfillintheblankswiththewordsyouhear.1.In2010,theworld'spopulationwas________.2.Peoplecan'tlive______ontheearth.3.Oceanscover______oftheearth'ssurface.Finishthetaskinclassorally.Step3ReadingReadthepa

5、ssageandanswerthefollowingquestions:1.Whatmaythepopulationbeintheyearof2050?2.Whichplacesarenotgoodtoliveon?3.Whichoceanisthelargest?Finishthetaskinclassorally.Step4PracticeMakesentenceswiththelanguagepoints:1.ontheearthS1:Therearesevencontinentsontheearth.

6、2.becoveredwithS2:Thegroundiscoveredwithwhitesnow.3.mustbeS3:ThisbookmustbeWangHong's.Step5ActivitiesIntroducewhatyouknowabouttheworld.Workingroups.Atthesametime,theteacherwalksaroundtheclassroomtoseeiftheyhaveanyquestions.Discussforawhile,thensomestudentsc

7、ometothefronttoshowtheirintroductions.Step6Cometo"Let'sDoIt!"ReadthelessonandfinishExercise1.FillintheblanksofExercises2inclass.Workinpairsandtalkaboutcontinentsandoceans.Questionforyou:Whatarethenamesofthefouroceansandsevencontinents?Step7Homework1.Finisho

8、ffExercise3in"Let'sDoIt!"2.Writeashortpassagetotalkaboutourworld.