【外研社】八年級英語上冊教案-【Unit 1】

Module9PopulationUnit1Theworld’spopulationwasabout7.8billionin2020.【教學(xué)目標(biāo)】KnowledgeobjectiveTounderstandtheconversationinrelationtopopulation.Togetspecificinformationfromthelisteningmaterial.Totalkaboutandunderstandnumbers.AbilityobjectiveTomakeashortpassageoradialoguewiththepointsinthisunitMoralobjectiveTogetthestudenttoknowhowtomakeateamwork【教學(xué)重點】NewwordsandexpressionsTolearnthegrammarknowledgeofbignumbers【教學(xué)難點】Tograspthephrasesandimportantsentences【教學(xué)方法】PWPmethod,task-basedmethodandinteractiveapproach【教學(xué)手段】Ataperecorder,multimediaandsomepictures【教學(xué)過程】TeachingProcedures:Step1Lead-inSslookatthepicturesandfillintheblanks.Step2ConsolidatenewwordsLookandsay.Theteachershowsthepicturesofnewwordsandletthestudentssaythenewwordsasquicklyaspossible.Step3LookatthepictureandtalkaboutthepictureLetSslookatthepictureandusethewordsintheboxtotalkinpairs.Step4ListeningListentoActivity2andchoosethebestanswer.1)WhatisthepopulationofNewYork?a)About17million.b)About30million.c)About9million.2)WhatisthepopulationofTokyo?a)About4million.b)About14million.c)About28million.Step5Listentothedialogueandanswerthequestions1.WhatisTonydoing?2.Whatmaycausewhenpopulationincreasetoofast?3.Whataboutcountrieswithslow-growingpopulations?Step6ListentothedialogueandanswerthequestionsLetSslistentothedialogueandanswerthethreequestions.Thencheckingroups.Step7Readthedialogueandanswerthequestions1.Whatwasthepopulationoftheworldin2020?2.Whatwillthepopulationoftheworldin2030?3.WhataboutthepopulationofIndiain2030?Step8NowcompletethenotesPopulationoftheworldin2020:______________________________________Populationoftheworldin2030:______________________________________PopulationofIndiain2030:__________________________________________Step9ChoosethecorrectanswerLetSschoosethecorrectanswersandshowingroups.1)Birthhappensatthestart/attheendoflife.2)Hugemeanslarge/small.3)Anincreaseinpopulationmeansmore/fewerpeople.4)Hangonaminutemeanswaitingforashorttime/alongtime.5)Makingnotesmeanswritingalongpassage/afewwords.6)Aproblemissomethingeasy/difficult.7)Areportisalongpieceofwriting/afewwords.8)Abillionisahundred/athousandmillion.Step10EverydayEnglishIcan’tbelieveit!Hangonaminute!Great!Step11ListenandrepeatListenandrepeatthenumbers.Getthestudentstolearnhowtoreadthenumbers:thousand,billion,andmillion.Listenandrepeat.8,742eightthousand,sevenhundredandforty-two2,463,128twomillion,fourhundredandsixty-threethousand,onehundredandtwenty-eight1,370,000,000onebillion,threehundredandseventymillion2,000,030,000twobillionandthirtythousandStep12Prepareatalkontheworld’spopulation.Thinkaboutthequestions.1.Workingroupsanddiscussyouranswers.Whatisthepopulationoftheworld?Howfastistheworld’spopulationgrowing?Whataretheproblemsoffast-growingandslow-growingpopulations?Whatelsedoyouknowabouttheworld’spopulation?2.Workinpairsandgiveyourtalk.Step13LanguagepointsLetSsmasterthemainpointsofthepassage.I’mpreparingI’mpreparingareportcalled“Theworld’spopulation”.prepare用作動詞，意為“準(zhǔn)備”，后面常跟名詞、代詞、不定式作賓語。prepare…for…為……準(zhǔn)備……e.g.Heispreparingadinnerforhisfriends.他正在為他的朋友準(zhǔn)備晚飯。prepare后還可以接間接賓語，即preparesb.sth.，相當(dāng)于preparesth.forsb.，意為“為某人準(zhǔn)備某事（物）”。2)Itsaidtheworld’spopulationwasabout7.8billionin2020.billion(十億),million(百萬),thousand(千)都是數(shù)字單位。前面有具體數(shù)字修飾時，用單數(shù)形式；billion還常用于固定結(jié)構(gòu)billionsof,表示“數(shù)以十億計的”。與此用法類似的詞還有hundred,thousand,million等。e.g.Themanisveryrich.Hehasfivebillion.那個男人非常富有。他擁有50億。Therearebillionsofbooksinthebiglibrary.大圖書館有數(shù)以億計的圖書。3)Ican’tbelieveit!表示“簡直難以置信”。表示一種驚訝。4)Hangonaminute!hangon通常用來表示讓某人等一下,相當(dāng)于holdon。e.g.Hangon!I’llbebackinaminute.稍等！我馬上回來。5)Whenpopulationsincreasetoofast,itcancauseproblems,suchastoomuchtrafficandnoise.toomuch后面加不可數(shù)名詞，toomany后面加可數(shù)名詞，都表示“太多的”。e.g.Therearetoomanybooksinthebookshop.Thereistoomuchwaterontheground.Step14Grammar掌握數(shù)字的用法。朗讀時，將每三位數(shù)看做一個單位，依次為billion，million，thousand。每個單位按照百、十、個位向下讀，其中百位到十位之間要加入and。e.g.729：sevenhundredandtwentynine.6,500,431,729：sixbillionfivehundredmillionfourhundredandthirtyonethousandsevenhundredandtwentynine.Step15Summary重點短語makenotespreparefortoomuchhangontakeplace數(shù)字的讀法Step16ExercisesDosomeexercisesaboutthemainpoints.1)-Whatareyoupreparing_____yourparty?-I’mthinkingaboutwhoI’llinvite.A.atB.forC.with2)Thereare_____peopleinthelittleroom.A.somuchB.somanyC.verymuch3)-CouldyougivemesomeadviceaboutlearningEnglish?-Certainly.Whynot____inclass?A.makebooksB.makenotesC.makingnotes4)-Theschoolbusiscoming.-_____.I’llcomeinaminute.A.HangonB.OnearthC.Onceortwic