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《Lesson17Water》教学设计一、教学目标（一）知识目标1.通过阅读掌握生词含义：waste，salt.2.掌握句型：They_____waterwhenthey_______.（二）能力目标学生能够掌握阅读技巧，运用不同的阅

读方法块而准地掌握文章大意，并更深层次理解文章中的生词及文章含义。（三）情感目标培养学生珍惜水资源的意识，并且知道生活中如何杜绝浪费、污染，如何从自身一点一滴做起去珍惜水资源。二、重点难点（一）教学重点1.通过阅读掌握生词含义：was

te，salt.2.掌握句型：They_____waterwhenthey_______.（二）教学难点1.学会使用不同的阅读方法。2.通过问题引导来寻找关键信息，理解文章含义。三、教学准备瓶装水,水滴剪纸。四

、教学计划Ⅰ.Warm-up1.Greetings.2.Freetalk.Ⅱ.Lead-in1.LetSswatchaninterestingvideoandguesswhoSwampyis.2.AsksomequestionsaboutSwampy.Fromtheneedof

Swampy,leadinthetopic.Ⅲ.Pre-reading.Talkaboutwhatwateris.UsingabottleofwatertoletSsknowthatwaterhasnocolor,nosmellandnotasteat

all.Ⅳ.While-reading1.Askaquestion:Wherecanwefindwater?LetSsanswerit,andfindtherightsentencetoanswerthisquestioninparagr

aphone.2.Readthesecondparagraph;talkaboutsaltwaterandfreshwaterontheearth.3.Readthethirdparagraph.Talka

boutaquestion:Howcanweusesaltwater?AskSstolistentothetape,andthenfillinblanks.4.Talkabouthowwecanusefreshwater.(1)LetSs

showtheiropinionsfirst,andthenshowthemavideo,askthemtograspmoreaboutwhatwecandowithfreshwater.(2)Usingapicturetoshowadifficultone:meltice.5.ShowSsso

mepicturestoletthemunderstandwaterisfuninourlife.6.Talkaboutpeoplewastewaterandmakewaterdirty.(1)Lookatpicturesaboutpollutedwaterandpeople

wastingwater.Saysomethingaboutthesepictures.(2)Comparecleanwaterwithdirtywaterthroughpictures.Knowthatwaterisimportant.7.Readthefourt

hparagraph.Knowthatwecannotlivewithoutwater.Ⅳ.Post-reading.1.Workingroups.Talkabouthowwecansavewater,and

writedowntheirgroupopinionsaboutwhatweshoulddoandwhatweshouldnotdo.2.Showtheirgroupopinions.Ⅴ.ExtensionAskstudentstosaysomethingaboutwater,andstick

theirwaterdropsontheblackboard,moreandmorewaterdropswillbecomeanocean.Letthemunderstandthatsavingwater

beginwithourselves.Ⅵ.HomeworkMakeaposteraboutsavingwater.五、课时安排：1课时六、板书设计Lesson17