仁爱八上Unit4Topic1SectionC公开课.ppt

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1、WelcometoCaiXi!授课教师：李阿妹Unit4OurWorldTopic1Plantsandanimalsareimportanttous.SectionCAgoodbeginningishalfdone.良好的开端是成功的一半。citycountrysiderainforestsNewwordsrainforestn.（热带）雨林forestn.森林coverv.覆盖，遮盖；掩盖n.盖子；罩earthn.地球；土，泥；大地onearth在地球上，在世界上；（加强疑问句的语气）到底，究竟surfacen.表面thousandsof成千上万，几千darkadj.黑暗的；暗淡

2、的；深色的n.黑暗；暗处；日暮controlv.&n.控制climaten.气候woodn.木头，木材；（pl)树木，森林rubbern.橡胶；合成橡胶protectv.保护mainadj.主要的factn.事实，现实infact实际上，事实上makeup组成；化妆；和解laken.湖sean.海，海洋oceann.海洋dropn.滴v.掉下，落下；投递；放弃holen.洞，坑fillv.使充满，装满；填空fill…with…用……填满……digv.挖（洞、沟等）；掘deepadj.深的；厚的；宽的everythingpron.每件事，事事ListentothetapeandMar

3、kTorFaccordingto1a()1.Rainforestscoverhalfoftheearth’ssurface.()2.Wecanseeeverythingclearlyintheforests.()3.Rainforestscangiveusmanyusefulthings.()4.Inrainforestsalltheanimalsliveontheground.()5.Withoutrainforests,theenvironmentwouldbecomequiteterrible.FFTFThalfrainforestsintheworldRainforests

4、cover6%oftheearth’ssurface.2.6%读作sixpercent1.cover=spreadover“覆盖”LanguagepointsThousandsandthousandsofanimalsliveinforests.Manyofthemliveinthetreesover30metersfromtheground.3.thousandsof成千上万的（数以千计的）类似的表达方式：hundredsof成百上千的（数以百计的）millionsof数以百万计的注意：㈠表达具体数字时不可使用s形式。如：两百本书twohundredbooks㈡用复数形式时常跟o

5、f如：数百本书hundredsofbooks4.inthetree在树上（除树本身之外的人或物）onthetree在树上（树本身所具有的东西）5.over=morethan多于，超过LanguagepointsTherearelotsoftalltreesandthousandsofotherdifferentplants.It’salwaysdarkandhotinrainforestsandthegroundisalwayswet.Rainforestsareveryimportanttous.Theyarethelungsoftheearth.Theplantsinthefo

6、restshelptomaketheairfresher.Theyalsohelptocontroltheclimate.Rainforestsgiveuswood,rubber,fruit,medicineandsoon.Weneedthemsomuch.But,now,rainforestsarebecomingsmallerandsmaller,soweshouldprotectthem.8.smallerandsmaller越来越小比较级+and+比较级越来越…注意：多音节形容词在表示“越来越…”时，常用结构是：moreandmore+形容词原形如：越来越漂亮moreand

7、morebeautiful7.wood“木头，木材”不可数名词“树林”可数名词Wewalkinthewoodsaftersupper.饭后我们在树林里散步。Languagepoints1bListento1aagainandfinishthefollowingtasks.1.Whatdoes“cover”meaninthispassage?()A.setupB.spreadoverC.haveD.form2.Wecan’tgettheanswertoQuestion