初中英语九年级全册-13.22 Unit 13 Section B（3a-self check）导学案

Unit13We’retryingtosavetheearth!SectionB(3a—SelfCheck)导学案【学习目标】1．复习并巩固本单元出现的重点词汇和短语。2．学习并掌握重点句型：(1)Whichpartsmaybelessniceandneedtobeimproved?(2)Givesuggestionsorpossiblewaystosolvetheproblems.3.学会写关于所在城市环境问题以及个人建议的信件。【重点和难点】1.复习现在进行时、usedto句型、被动语态、现在完成时和情态动词。2.将读写任务结合起来锻炼写作及对语言综合运用能力。【课前预习】一、翻译下列短语:1.环境问题_________________2.市长______________3.公共交通_________________4.水污染_________________5.陆地污染_________________6.变得越来越糟糕___________________7.减少污染_______________8有一个好的环境___________9.有待提高___________10.乘坐公共交通工具_____________二、阅读103-104页的课文，翻译句子。1.哪些部分需要改进？________________________________________2.提出解决问题的建议或可能的方法。________________________________________3.空气污染越来越严重了。________________________________________4.我们已经看到了环境的许多变化。________________________________________课文学习探究写作探究写作指导本次写作内容是一封书信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办法来完成这封信。【设计意图】通过写作思路的分析，帮助学生梳理写作要点，加强学生书面表达能力。句型复习列提纲写句子自我介绍及写信目的I’mfromWesttownSchoolintheUSA.IcametoTaiyuanasanexchangestudent.Ilikethiscity,buttheenvironmentaroundhereisgettingworseandworse.环境问题1问题(1)Thereiswhitepollutioneverywhereinthecity(这个城市到处都是白色污染).原因Peopleusetoomanydisposable(一次性的)things,suchasplasticcups,bottles,bagsandlunchboxes.(2)Peoplethrowthemawayafteronlyusingthemonce(人们只用一次后就把它们扔掉了).建议(3)Ithinkthatpeopleshouldtrytousetheirowncups,lunchboxesandchopsticksinsteadofdisposablethings(我认为人们应该尽量使用自己的杯子、饭盒和筷子来代替一次性用品).环境问题2问题Therehasbeenhaze(雾霾)inthecityinrecentyears.原因(4)That’sbecausetherearemoreandmorecarsontheroad(那是因为马路上有越来越多的汽车)andtheygiveofftoomuchwastegas.(5)Peopleshouldusepublictransportationmore(人们应该多使用公共交通工具).(6)It’sagoodideatotakebusesandusesharedbikes(乘公共汽车和使用共享单车是个好主意).Ithinkthegovernmentshouldencouragemorepeopletousenewenergyvehicles(新能源汽车).表达希望Ihopetheenvironmentinyourcitygetsbetterandbetter.DearSir/Madam,Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Withthedevelopmentofthesociety,therearetoomanycarsonthestreetsinourcity.Carshavemadetheairunhealthyforpeopletobreathe.Blacksmokeandpoisonousgasaregivenoffbyfactories.Factoriesalsoputwasteintotheriver.Andwhereverwego,wecanfindrubbish.Nowmoreandmorepeoplehaverealizedtheseproblems.Ithinkthatgovernmentsshouldclosedownthefactoriesanddeveloplawstostoppeoplefromdrivingcarseveryday.Isuggesteveryoneinthistownshouldhelptocleanuptheriverandthestreets.Weshouldcalloneveryoneinthetowntothrowrubbishinthedustbins.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.【达标检测】模仿训练假如你校英文报近期开展“保护环境，从我做起”的主题演讲活动，要求每位学生写一封倡议书，号召全校师生从小事做起，维护我们赖以生存的环境。请你据此写一封英文倡议书。要求：1．语句通顺，语法正确，可适当发挥；2．词数80左右，开头已给出，不计入总词数。◆◆审题指导1．文体：应用文(倡议书)2．时态：一般现在时3．注意事项：注意段落布局，恰当地使用复合句、连接词，增加得分点。单元写作素材(一)单元话题短语积累1.不要乱扔垃圾___________2.成立；建立___________3.采取行动____________4.关掉_____________5.在……中起作用______________6.打扫_______________7.好好利用某物______(二)单元话题句子积累8.我们的环境正变得越来越糟。Ourenvironment__________________________________________________.9.它不仅可以保护环境，而且对我们的健康有好处。It________________canprotecttheenvironment，______________________________________ourhealth.10.保护环境是每个人的责任。________________________toprotecttheenvironment.参考答案：【课前预习】一、1.environmentalproblems2.thecitymayor3.publictransportation4.waterpollution5.landpollution6.getmoreandmoreserious7.cutdownpollution8haveagoodenvironment9．needtobeimproved10.takepublictransportation二、Whichpartsneedtobeimproved?Givesuggestionsorpossiblewaystosolvetheproblems.Theairpollutionisgettingworseandworse.Wehaveseenmanychangesintheenvironment.【达标检测】模仿训练1.stoplitteringanywhere2.setup3.takeaction4.turnoff5.playapartin6.cleanup7.putsth.togooduse8.isbecomingworseandworse9.notonly；butalsoisgoodfor10.Itiseveryone'sduty◆◆范文欣赏Dearteachersandstudents，Acleanenvironmentcanhelppeoplefeelhappyandhealthy.Butnowourenvironmenthasbecomeworseandworse.Sohowcanwehelptoprotectit?Herearesomeways.Firstwecanstopdrivingourprivatecars.Wecangotoschoolorworkonfootorbybus.Itnotonlycanprotecttheenvironment，butalsoisgoodforourhealth.Second,wearesupposedtosorttherubbishintodifferentkindsbecausesomecanbereusedorrecycled.Thir