Unit1ThepopulationofChinaisabout1.37billion.典案一教学设计Step1WarmingupShowsomephotosofpopulationandhaveashortdialogue.(详见素材一导入二)Step2Listening1．TeachsomenewwordsbyPPT,thenletthestudentsworkinpairsandtalkaboutthephotoinActivity1.(详见素材二活动一)2．PlaythetapeandaskthestudentstoanswerthequestionsinActivity2.Then,askthestudentstodosomeexercisesaboutActivity2.(详见素材三)Step3Reading1．Checkthestudents'preparationforthedialogueinActivity3.2．Playthetapeandletthestudentsanswersomeeasyquestions.3．Askthestudentstoreadthedialogueforfiveminutesandcompletethenotes.4．Getthestudentstopractisethelargenumbersinthetext.5．Choosesomestudentstoreadthelargenumbersaloud.(详见素材四突破一)Step4Practice1．AskthestudentstoreadthewordsandexpressionsinredinActivity4andmakesuretheyunderstandtheirmeanings.2．Tellthestudentstochoosethecorrectanswersindividuallyandcheckanswersinpairs.3．Addsomemoresentencestohelpthestudentslearnhowtousethenewwords.(详见素材二活动二)Step5Pronunciationandspeaking1．Playthetapetwiceandtellthestudentstolistenandpayattentiontothepronunciationofthelargenumbers.Then,playthetapeoncemoreandpauseforthestudentstorepeat.2．Tellthestudentstopractiseotherlargenumbers.3．Workinpairs.Discussthepopulationproblem.(详见素材四突破二)Step6Languagepoints(详解见学案部分)1．noisen．噪声；杂音2．preparev.准备；预备3．problemn.麻烦；问题4．increasen．&v．增大；增长5．Beijingisahugecitywithalargepopulation.Thatcausesalotofproblems,suchastoomuchtrafficandnoise.北京是一座大城市，人口众多。那造成了许多问题，比如太多的车辆和噪声。6．Hangonaminute!I'llwritethatdowntoo！稍等一会儿！我要把这点也记下来！Step7Homework1．与同桌互相用英语考查对方大数字。2．完成第17课时分层训练中“课内基础自测”的Ⅰ题和Ⅲ题。
