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2019-2020年九年级英语全册Unit13We’retryingtosavetheearth第4课时教案新版人教新目标版
一、【教材分析】教学目标知识目标
1.学习并掌握下列词汇recyclenapkin
2.学习并正确使用以下常用表达stopdoingsth.It’shardtodosth.
3.学习并会用下列句型
(1)Turnoffthelightswhenyouleavearoom.
(2)Turnofftheshowerwhileyouarewashingyourhair.
(3)—Recyclingpaperisreallyeasy.—Iagree.Butit’shardtostopridingincars.
(4)—Wereallyshouldn’tusepapernapkinsyouknow.—Iknow.Istoppedusingthemlastyear.能力目标会用所学的知识谈论如何保护地球情感目标了解环境污染的坏处,树立环保意识教学重点用所学的词汇和句型谈论如何保护地球教学难点用所学的词汇和句型谈论如何保护地球教学方法情境教学法;任务型教学法
二、【教学流程】环节师生活动二次备课I.复习热身
1、检查生词预习
(1)先通过PPT呈现本课的单词,教师领读,学生跟读,并帮助学生正音
(2)做题巩固根据句意和首字母提示写出所缺的单词
①Wereallyshouldn’tusepapern_______.
②Weshouldr_______booksandpaper.
③Pleaset______yourownbagswhenshopping.
④Turno______thelightswhenyouleavearoom.
⑤Savinge_______animalsisonethingwecandoforourworld.答案
①napkins
②recycle
③take
④off
⑤endangered
2、自由交谈朗读并记忆下列优美句子·We’retryingtosavetheearth.·Theriverusedtobesoclean.·Itwasconsideredthenicestriverintown.·Theairhasbeereallypolluted.·Weshouldhelpsavethesharks.Ⅱ.感知体验感知
1.PPT展示下列图片,创设语境Whatshouldwedotosavetheplanet体验
1.学生分组谈论如何保护地球Recyclebooksandpaper.Turnoffthelightswhenyouleavearoom.Turnofftheshowerwhileyouarewashingyourhair.Ⅲ.强化巩固
1.处理教材1a的内容WhatcanwedotohelpsavetheplanetRanktheseitemsfromtheeasiest1tothemostdifficult
5.____stopridingincars____recyclebooksandpaper____turnoffthelightswhenyouleavearoom____turnofftheshowerwhileyouarewashingyourhair____don’tusepapernapkins答案Answerswillvary.
2.处理教材1b的内容pareyouranswersin1awithyourpartner.A:Recyclingpaperisreallyeasy.B:Iagree.Butit’shardtostopridinginacar.
3.处理教材1c的内容答案checked:turningofftheshowertakingyourownbagswhenshoppingnotridingabike.
4.处理教材1d的内容答案Doingnow---turningoffthelightWilldo---takingyourownbagswhenshoppingNeverdo---turnofftheshower;notridingincarsridingabike
5.处理教材1e的内容Makeaconversationusingtheinformationfromthechartabove.Saywhatistrueforyou.A:Wereallyshouldn’tusepapernapkinsyouknow.B:Iknow.Istoppedusingthemlastyear.A:Peoplearecuttingdowntoomanytrees.WhatshouldwedoB:Weshouldtellthemtheimportanceofplantingtreesandplantmoretrees.
6.语言知识点的归纳整理
(1)关于turn的短语·turnon打开,发动.►WouldyoupleaseturntheTVon·turnoff关闭关掉.►Couldyoupleaseturnoffthelight·turnup开大(一般情况下指调节音量大小,灯光明暗,或煤气大小等);出现►TurntheradiouppleaseIcan’thearitclearly.;turnup还表示“出现”►Wesettledtomeetat7:30atthecinemabuthedidn’tturnup.·turndown关小;调低;拒绝►Sowehavetoturndowntheotheralittlebit.;turndown还表示“拒绝”►Howcanyouturndownsuchapoorlittlegirl.·taketurns依次,轮流►Let’staketurnsfillthebottleswithwater.·turnback折回;往回走►Suddenlyheturnedbackrunningtome.·turnout生产;驱逐;翻转;结果是►Itdidn’texactlyturnoutasIplanned.结局并不是我计划的那样
(2)Itis+adj.forsb.+todosth.►It’shardtostopridingincars.►It’sdifficultforparentswithyoungchildrentousepublictransportation.
(3)stoptodosth.与stopdoingsth.的区别·stopdoingsth是“停止做某事”,doing是stop的宾语,是要停止的动作►Thetwogirlsstoppedtalkingwhentheysawme.那两个女孩一见到我就停止了讲话·stoptodosth是“停下来开始做某事”,todo是stop的状语,表示目的,是要开始做的事情►Thetwogirlsstoppedtotalktomewhentheysawme.这两个女孩一看到我就停下来和我讲话Ⅳ.实践应用分小组讨论如何保护环境,保护我们的地球A:Peoplearecuttingdowntoomanytrees.WhatshouldwedoB:Weshouldtellthemtheimportanceofplantingtreesandplantmoretrees.A:Wereallyshouldn’tusepapernapkinsyouknow.B:Iknow.Istoppedusingthemlastyear.Ⅴ.总结反馈
1.结合板书和课件,让学生盘点所学词汇和句型词汇recyclenapkinstopdoingsth.It’shardtodosth.句型
(1)Turnoffthelightswhenyouleavearoom.
(2)Turnofftheshowerwhileyouarewashingyourhair.
(3)—Recyclingpaperisreallyeasy.—Iagree.Butit’shardtostopridingincars.
(4)—Wereallyshouldn’tusepapernapkinsyouknow.—Iknow.Istoppedusingthemlastyear.
2.当堂练习用所给单词的适当形式填空
(1)Whatelsecanwedo_______helpsavetheplanet
(2)________recyclepaperisreallyeasy.
(3)It’shardtostop________rideincars.
(4)Wereallyshouldn’t_______usepapernapkinsyouknow.
(5)I________stopusingthemlastyear.答案
(1)tohelp
(2)Recycling
(3)riding
(4)use
(5)stoppedⅥ.作业布置Rememberthenewwordsof1a-1e.Finishofftheexercises.Previewthenewwordsof2a-2e.
三、【板书设计】Unit13We’retryingtosavetheearth!SectionB1a—1e
(1)Turnoffthelightswhenyouleavearoom.
(2)Turnofftheshowerwhileyouarewashingyourhair.
(3)—Recyclingpaperisreallyeasy.—Iagree.Butit’shardtostopridingincars.
(4)—Wereallyshouldn’tusepapernapkinsyouknow.—Iknow.Istoppedusingthemlastyear.
四、【教学反思】。