Unit 13 Were trying to save the earth!-Section A （1a-2d）课前预习单 人教版（新目标）英语九年级全册

Unit13We'retryingtosavetheearth!-SectionA（1a-2d）【预习目标】掌握以下词汇，词组和句型基本词汇：litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel.Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,upside,gate,bottle,president,inspiration,iron,work,metal,creativity,基本词组：beharmfulto,atthetop(ofsth.),takepartin,turnoff,takeaction,throwaway,putsth.togooduse,pull…down,bringback基本句型：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.2.能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。3.有环境危机意识，学会关注环境保护环境。【预习重点】Unit13We'retryingtosavetheearth!-SectionA（1a-2d）【预习难点】能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。【课前自学】1大声朗读下面单词和句子:基本词汇：litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel.Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,upside,gate,bottle,president,inspiration,iron,work,metal,creativity,基本词组：beharmfulto,atthetop(ofsth.),takepartin,turnoff,takeaction,throwaway,putsth.togooduse,pull…down,bringback基本句型：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.2.完成书中97页-98页的练习题3.跟录音大声朗读98页2d的对话两遍，并翻译，换出不理解的地方。4.自学下面知识点1.We’retryingtosavetheearth!我们正在竭尽全力拯救地球!trytodo=tryone’sbesttodo努力去做某事。e.g.Everystudentshouldtrytostudyhardinordertostudyinauniversity.为了进入大学学习，每个学生都应该努力学习。2.Herearesomewordsrelatedtodifferentkindsofpollution.berelatedto与…有关e.g.

Iamnot

related

to

himinanyway.我和他无任何关系。3.Everyoneinthistownshouldplayapartincleaningitup!playapartin在……方面起作用e.g.Agooddietplaysalargepartinhelpingpeoplelivelonger.健康的饮食在帮助人们长寿方面起着非常大的作用。playapart在……中扮演角色e.g.HewasinvitedtoplayapartinthisTVplay.他被邀请参加这个电视剧的演出。4.Eventhebottomoftheriverwasfullofrubbish.Yes,butpeoplearethrowinglitterintotheriver.litter和rubbish都可指“垃圾”，用作不可数名词。rubbish指“没用的东西(被扔或将要丢弃的无用的东西)”不可回收。litter指“(室内或公共场所)乱扔的废物(纸屑.不要的包装纸.废瓶等)”还可回收e.g.Throwtherubbishout.把垃圾扔出去。Theroomisfullofrubbish.房间里堆满了垃圾。Pickupyourlitterafterapicnic.野餐后将废弃物收拾好。1.Thisisturningbeautifulplacesintouglyones.turn…into…把……变成……e.g.Theicyrainseemedliketoturnintosnow.渐渐地冻雨又变成雪花的模样。2.It’sgoodforhealthanditdoesn’tcostanything!costv.花费；使付出指花费金钱，主语通常是物。cost的过去式和过去分词均为cost。e.g.ThenewshirtcostMrWang200yuan.王先生花了200元买了新衬衫。Howmuchdoesthenewcomputercost?新电脑花了多少钱？take,spend,pay&costtake，spend，pay和cost都可以表示“花费”，但它们的用法各有不同。1)take多表示花费时间，常用于Ittakessb.sometimetodosth.这一句型中，其中it作形式主语。e.g.Itusuallytakesme40minutestocookthedinner.2)spend多表示花费时间和金钱，主语通常是人，常用于sb.spend(s)sometime/moneyonsth.和sb.spend(s)sometime/money(in)doingsth.两种句型。e.g.Davidspent2,000yuanonthenewmachine.Myfatherspendsanhour(in)watchingthenewsonTVeveryday.3)pay多表示花费金钱，主语通常是人，常用于sb.pay(s)somemoneyforsth.句型。e.g.Tommypaid20yuanforhisbreakfastyesterday.4)cost多表示花费金钱，主语通常是物，常用于sth.cost(s)(sb.)somemoney.句型。e.g.ThenewdresscostLinda88yuan.3.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifference(to…)表示(对……)产生影响或作用e.g.Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision?你认为他的话会对最后的决定产生影响吗？ThenewteacheralwaysencourageslittleTom.Thishasmadeabigdifferencetohim.新来的老师总是鼓励小汤姆，这对他影响很大。【预习检测】根据句意用take,spend,pay或cost的适当形式填空。1)Thatnewcar________

themlotsofmoney.2)Mona__________50yuanonthebooksjustnow.3)Itusually_______

meanhourtodomyhomework.4)Youshould__________

sometimepractisingyourpronunciation.5)Mybrother_______

6,000yuanforthenewcomputeryesterday.【我的疑问】在课前自学中，你有什么疑问？请你写下来，待课堂上老师和同学共同探究解决吧！______________________________________________________________________。【合作与探究】1.头脑风暴上节课学习的词汇与句型。2.检查97页1a,1b的学生的预习情况核对答案，解决学生预习中遇到的问题。3.Role-playtheconversationin1c.4.检查98页2a,2b的学生的预习情况核对答案，解决学生预习中遇到的问题。5.DiscussionAskstudentswhatweshoulddotosavetheearth.Helpstudentsanswer,turnoffthelightswhenyouleavearoom;stopridingincars;stopusingpapertowelsornapkins;recyclebooksandpaper.6.阅读训练Workon2d.Read2dandcompletethechart.ProblemsSolvingproblemsairpollutionwastepollutionwooden(木头的)chopsticksorplasticforksrubbishRole-playtheconversation.总结本课自己的收获，小组内交流。________________________________________________________________________________________________________________________________________________________________________________________