最新Section-A-2人教版七年级英语下册第3单元课件PPT课件.ppt 45页

'Section-A-2人教版七年级英语下册第3单元课件 Howdoyougettoschool?Unit3 SectionA2Grammarfocus-3c No,shedoesn’t.Shegoesbybike.DoesJanewalktoschool?Dotheytakethebustoschool?No,theydon’t.Theywalk.It’sonlyabouttwokilometers.Howfarisitfromyourhometoschool? 1.Howdo/does+某人+___________?某人怎么去某地?how是疑问副词,本句中用来提问__________等。如:你叔叔通常怎样去香港？___________________________________出行方式getto某地HowdoesyourunclegettoHongKong?归纳总结 2.回答方式有两种:A:某人+take(s)+____________+to某地。B:某人+get(s)to某地+_____________如:我叔叔乘飞机去香港。______________________________________________________________________the交通工具by交通工具MyuncletakestheplanetoHongKong.MyunclegetstoHongKongbyplane. 3.ittakessb.sometimetodosth.意为：___________________________如:步行大约要花我15分钟的时间。_________________________________做作业大约花费简30分钟的时间。__________________________________________________________________Ittakesmeabout15minutestowalk.IttakesJane30minutestodoherhomework.某事花费某人……时间 4.如果对时间段提问的话，就用_________+doesittakesb.todosth.?句型。Howlonge.g.Howlongdoesittaketowalktoschool?Howlongdoesittaketodoherhomework? 5.对两地间的距离提问下列句型：_______+isit_____某地___某地？如:从他家到服装店多远？_______isit_____hishome__theclothesstore?从北京到上海有多远？_______is__fromBeijing___Shanghai?HowfarfromtotoHowfaritHowfarfromto HowdoesMikegettoschool?___Howlongdoesittaketogethome?___Howfarisitfromhere?___Doyourfriendsgotoschoolbybus?___Doesyourdaddrivetowork?____a.Yes,theydo.b.No,hedoesn’t.c.Herideshisbike.d.It’sfivekilometers.e.About15minutes.Matchthequestionswiththeanswers.Thenpracticethem.3a 方法指导1.特殊疑问句,对出行方式提问,故用c作答。2.特殊疑问句,对时间提问,故用e作答。3.特殊疑问句,对距离提问,故用d作答。4.一般疑问句,主语为第三人称复数,故用a作答。5.一般疑问句,主语为第三人称单数,故用b作答。 school/you/getto/do/how___________________________?2.to/school/getto/does/howlong/take/it___________________________?3.school/your/from/it/is/howfar/home/to___________________________?4.you/to/walk/do/school___________________________?5.ride/theirbikes/do/school/yourfriends/to___________________________?Usethewordstomakequestions.3b 1.看句子末尾的标点，可知这五个句子都是问句。2.先在所给的词汇中找特殊疑问词或助动词等。3.判断该句是一般疑问句还是特殊疑问句。4.特殊疑问句：特殊疑问词+助动词+动词(词组)+其他？5.一般疑问句:助动词+动词(词组)+其他？ 2.Howlongdoesittaketogettoschool?1.Howdoyougettoschool?3.Howfarisitfromyourhometoschool?4.Doyouwalktoschool?5.Doyourfriendsridetheirbikestoschool?Keys: 1.Howdoyougettoschool?__________________________2.Howlongdoesittogettoschool?__________________________3.Howfarisitfromyourhometoschool?__________________________Thenanswerthequestions.Ittakesabouttwentyminutes.Iridemybiketoschool.It’saboutfivekilometers. 4.Doyouwalktoschool?______________________________5.Doyourfriendridetheirbikestoschool?______________________________No,Idon’t.Ialwaysridemybike.Yes,theydo. Howfarisitfromyourhometoschool?It’saboutfivekilometers.Askyourclassmatesquestionsandwritetheirnamesinthechart.Thefirststudenttofillinalltheblankswins!3c Doyouwalktoschool,Grace?Yes,Ido. Doyoutakeabustoschool,Tom?No,Idon’t.Igoestoschoolbybikeeveryday. Howdoyougettoschool,Cindy?Iridemybiketoschool. Howlongdoesittaketogettoschool,Mary?Ittakesaboutanhourtogettoschool. Howlongdoesittaketogettoschool,Jane?Ittakesabouttenminutes. Findsomeonewho…Namelivesaboutfivekilometersfromschool.walkstoschool.takesabustoschool.goestoschoolbybike.needsaboutanhourtogettoschool.needabout10minutestogettoschool. Makeasurveyinyourgroup.QuestionsS1Howfardoyoulivefromschool?Doyouwalktoschool?Howdoyougettoschool?Howlongdoesittaketogettoschool?5kilometersNo,Idon’t.takethebus10minutes Inmygroup,S1livesaboutfivekilometersfromschool.Hegoestoschoolbybus.Ittakesabouttenminutestogettoschool.S2livesabout…S3livesabout…ReportMakeareportaboutyourclassmates. 1.driveto+地点开车去某地e.g.Doesyouruncledrivehome?你叔叔开车回家吗？2.get,go等词后面跟地点名词时要用介词to。gettoschool去学校gotothelibrary去图书馆 当他们后面跟home,here等副词时,不用to。e.g.Howdoesyourbrothergethome?你弟弟怎样到家的？ 一、选词填空,注重用恰当的形式。howlong,about,howfar,live,walk,driveMyschoolisnear.SoIalways_____toschool.2.Ittakes______25minutes.3.MrBushusually_______home.walkaboutdrivesExercises 4.Myaunt____tenkilometersfromschool.5.A:________isitfromyourhometoschool?B:Aboutninekilometers.6.A:_________doesittaketogettohisschool?B:Abouthalfanhour.livesHowfarHowlong 1.Doyourparentsdrivetowork?(作否定回答)___________________2.Marygoestoschoolbybike?(对划线部分提问)______________________________3.Lindalivestenkilometersfromschool.(划线部分提问)________________________________?二、句型转换。No,theydon’t.HowdoesMarygotoschool?HowfardoesLindalivefromschool 4.Itakeanhourtogettoherhome.(对划线部分提问)__________________________________?5.Eric/rides/to/school/every/his/day(连词成句)_________________________________.HowlongdoesittaketogettoherhomeEricrideshisbiketoschooleveryday 1.Copywords,phrasesandsentences.2.Interviewyourparentshowtogettowork,andgiveareport. 百分数乘、除法应用题 下面各题应该把谁看成单位“１”？（１）鸭的只数的80%相当于鸡的只数.（２）女生人数是男生人数的75%.（３）女生人数占全班人数的45%. 游乐场的门票原来每张３０元，“六一”期间优惠20%，购买一张门票要多少元？ 某商店今年卖出苹果180箱，今年卖出的苹果比去年多25﹪，去年卖出多少箱苹果？1、画线段图。2、分析：根据“今年卖出的苹果比去年多25﹪”，可知把（）看作单位“1”，今年卖出的苹果是去年的（），和“180箱”对应。求“去年卖出多少箱苹果？”，就是求单位“1”的量，用（）计算。去年卖出苹果的箱数1+25%除法 1、学校十月份用水160吨，比九月份节约了20%，学校九月份用水多少吨？2、一套校服要68元，比去年贵了36%，去年一套校服要多元？3、学校十月份用水160吨，十一月比十月份节约了20%，学校十一月份用水多少吨？ 某乡去年种2400平方米的冬瓜菜地。1、种的芹菜是冬瓜的60%，芹菜种多少平方米？2、种的冬瓜比南瓜少60%，南瓜种多少平方米？3、种的冬瓜比花菜多60%，花菜种多少平方米？ 某乡去年种2400平方的冬瓜菜地。4、种的包菜比冬瓜少60%，包菜种多少平方米？5、种的冬瓜是白菜的60%，白菜种多少平方米？6、种的萝卜比冬瓜多60%，萝卜种多少平方米？ 8、某车间八月份计划生产一批零件。实际上半月完成了计划的60%，下半月完成了计划的55%，全月实际比计划多生产了300个零件。八月份计划生产多少个零件？300÷（60%＋55%－1）=300÷（115%－1）=300÷15%=2000（个）答：八月份计划生产2000个零件？单位“1”：八月份计划生产的零件数 百货商店同时售出两件商品，每件各卖得300元，其中一件赚20%，另一件亏20%，这个商店卖出这样两件商品是赚钱还是亏本？单位“1”：商品的进价300÷（1＋20%）300÷（1－20%）'