仁爱版英语八级上册UnioicSecionCPPT课件.ppt

Unit4OurWorld Topic1What sthestrongestanimalonthefarm SectionCByMissLee Lookatthepictures Doyouknowwhattheyare Learningaims 1 Learnsomenewwordsandnewphrases cover thousandsof playanimportantrolein doing sth 2 Learnsomeusefulsentences Rainforestsareveryimportanttous Withoutrainforests manybeautifulplantsandanimalswoulddieout 3 Goonlearningthecomparativeandsuperlativedegreesofadjectives Teachingkeypoint 4 Describenaturalresourcesandrealizetheimportanceofenvironmentprotection Teachingdifficultpoint Lookandguess Lookatthepicturesandcheckwhichquestionsthepassagecananswer Thencheckyourguess Whatarerainforests Howmanyanimalsarelivinginrainforests Wheredoanimalsliveinrainforests Whatcanwegetfromrainforests Whyarerainforestsimportanttous Watchtheflashof1a knowsomethingaboutrainforests Youshouldunderlinethekeywords phrasesandsentences 1a Learningaims 1 Learnsomenewwordsandphrases cover thousandsof playanimportantpartin 2 Learnsomeusefulsentences Rainforestsareveryimportanttous Withoutrainforests manybeautifulplantsandanimalswoulddieout 3 Goonlearningthecomparativeandsuperlativedegreesofadjectives Importantpoint 4 Describenaturalresourcesandrealizetheimportanceofenvironmentprotection Difficultpoint rainforestsintheworld Rainforestscover spreadover 6 oftheearth ssurface Thousandsandthousandsofanimalsliveinrainforests Manyofthemliveinthetreesover30metersfromtheground 1 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 表达具体数字时不可使用s形式 如 两百本书twohundredbooks 用复数形式时常跟of如 数百本书hundredsofbooks Languagepoints Languagepoints 2 Theyplayanimportantpartincontrollingtheclimate 注 playanimportantpartin在 中扮演重要的角色 Friendsplayanimportantpartinourlife 翻译 朋友在我们的生活中扮演着重要的角色 3 Butnow rainforestsarebecomingsmallerandsmaller 1 smallerandsmaller越来越小比较级 and 比较级越来越 如 Theweatheriscolderandcolder2 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moreandmorebeautiful Listento1aandcompletethetable Thencheckwithyourpartner hot wet dark hot 6 surface plants animals fresher cleaner hold cycling climate nature wood food medicine 1b Designofthepassage 1c Read1aagainandanswerthequestions Whatdoestheword cover meaninParagraph1 2 Whyarerainforeststhelungsoftheearth Itmeans 覆盖 Becausetheplantsintheforestshelptomaketheairfresherandcleaner 1c Readagainandanswerthequestions 3 Whyshouldweprotectrainforestswell 4 Canyouguesswhatthenextpartofthepassagewilltalkabout Becausetheyhelptoholdthewaterandkeepthewatercycling Theyplayanimportantpartincontrollingtheclimate Yes Thenextpartmaytalkaboutwhatweshoulddotoprotectrainforests Groupwork Discussthepicturesingroupsabouthowtoprotectrainforests showandtellpeopleabout doanythingwecan suchas askpeoplenotto askpeoplenottocut 1 Learntodescribethesituationofrainforestsandtheimportancetotheearth 2 Talkabouthowtoprotectrainforests 3 usefulphrases thousandsofcontroltheclimateplayanimportantpartin doing sth smallerandsmaller summary Feedback Consolidation 1 Thereareabout studentsinourschool A threethousandB threethousandsC threethousandof2 Assummeriscoming thedayisbecoming A longandlongB longerandlongerC colderandcolder3 Weshouldplantmoretreesbecausetheyplayanimportant inprotectingtheenvironment A partB gameC tapeD sportAreyouright Homework Writeashor