2018届九年级英语全册unit13we’retryingtosavetheearth第4课时学案新版人教新目标版

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1、Unit13We’retryingtosavetheearth!SectionB(1a—1e)【学习目标】1.学习并掌握下列词汇：recycle,napkin2.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)—

2、Wereallyshouldn’tusepapernapkins,youknow.—Iknow.Istoppedusingthemlastyear.【重点难点】·Listeningpractice.·Usewhatwehavelearnedtotalkaboutwhattodotohelpsavetheplanet.【新知预习】根据句意和首字母提示完成单词。1.Wereallyshouldn’tusepapern_______.2.Weshouldr_______booksandpaper3.Pleaset______yourownbagswhenshopping.4.T

3、urno______thelightswhenyouleavearoom.5.Savinge_______animalsisonethingwecandoforourworld.【课堂探究】1.关于turn的短语·turnon打开，发动.如：WouldyoupleaseturntheTVon?·turnoff关闭关掉.如：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。如：Turntheradioupplease,Ican’thearitclearly.；turnup还表示“出现”。

4、如：Wesettledtomeetat7:30atthecinema,buthedidn’tturnup.·turndown关小；调低；拒绝。如：.Sowehavetoturndowntheotheralittlebit.;turndown还表示“拒绝”。如：Howcanyouturndownsuchapoorlittlegirl.·taketurns依次，轮流。如：Let’staketurnsfillthebottleswithwater.·turnback折回；往回走。如：Suddenly,heturnedbackrunningtome.·turnout生产；驱逐；翻

5、转；结果是。如：Itdidn’texactlyturnoutasIplanned.结局并不是我计划的那样。2．Itis+adj.(forsb.)+todosth.如：It’shardtostopridingincars.It’sdifficultforparentswithyoungchildrentousepublictransportation.【针对练习】用动词的适当形式填空。It’seasyforhim_______(finish)hishomework.3.stoptodosth.与stopdoingsth.的区别·stopdoingsth是“停止做某事”，do

6、ing是stop的宾语，是要停止的动作。例如: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，例如:Thetwogirlsstoppedtotalktomewhentheysawme.这两个女孩一看到我就停下来和我讲话。【针对练习】用动词的适当形式填空。Theystopped______(talk)whentheysawtheirteachercomehere.【达标练习】I.单项选择。()1.DoctorLi

7、oftenasksme_______toomuchmeat.A.don’teatB.noteatC.nottoeatD.doesn’teat.()2.Mostyoungpeoplefind_____excitingtowatchafootballmatch.A.itB.thisC.thatD.one()3.Westudentsshoulddowhatwecan______progressinstudyeveryday.It’sgoodforourfuture.A.makeB.tomakeC.achieveD.get()4.No