unit13-We're-trying-to-save-the-earth-导学案

预学案Unit 13 Were trying to save the earth!第1课时 Section A （1a2c）编制：刘青 审核： 初三英语备课组【学习目标】 1.掌握重点单词及短语。2.复习语法，能正确区分和使用以下语法结构：现在进行时，被动语态 。 【学习重难点】能谈论环境污染和环境保护问题 【学习过程】1、 课前预习在的底部_ 充满，布满_ 把扔进_ 关闭工厂 _扮演角色，起作用_ 噪音污染_ 把变成_ 解决问题_ 在公众场合 _ 被严重污染_ 拯救地球 _ 过去常做某事 _ 二 知识点拨 1.Were trying to save the earth! 我们正在设法拯救地球！ try to do sth设法做某事； 明天我将尽量早来。 try on试穿； 他还没有试穿过这件毛衣。try out尝试，实验； 我们的老师总是尝试一些新的想法。try ones best尽全力； Lucy 将尽力赶上其他同学。have a try试一下。 让我试一下。2.与how 有关的短语：how big多大、how far多远、 how soon多久、how long 多长、how often多少一次、how wide 多宽、how manymuch多少这条街多宽？你妈妈多久回来？从车站到超市多远？ 导学案 Unit 13 Were trying to save the earth!第1课时 Section A （1a2c）【一】 检测 1. Dick _in America , but he has been _Chinese food since he moved to China.A. used to live; used to eating B. is used to live; used to eatC. is used to live; used to eating D. used to living; used to eat2. The meat is _delicious. Yes, but dont eat _.A. too much; too much B. much too; too much C. too much; much too D. much too; much too3. How much is the ticket to Central Park?A one-way ticket _ $40, and you can _ another $20 for a round-trip.A. costs, payB. cost, spend C. pay, spend D. spends, pay4.Why is Linlin practicing speaking English? _ abroad for further study. A. Go B. Gone C. To go D. Goes 5. Im new here. Dont worry. Ill do what I can _ you. A. helpB. to helpC. inviteD. to invite6. 他习惯于每天晚饭后散步。 He_after dinner supper every day.7.互联网现在在我们的生活中扮演着重要的角色。Now the Internet is _ in our life.8. 过多的使用手机对你的健康有害。Using mobile phones _is bad for your health.9. 分数对鲍勃没有造成任何影响。他还在高兴的玩耍。The score _to Bob. He is still playing happily.10. 条条大路通罗马。 All roads _Rome.【二】 当堂训练用方框中所给的单词的适当形式填空。 1.People are _(throw)litter into the river.2. Everybody in the city should play a part in _(clean) up the litter.3.I never take _ (wood) chopsticks.4.Our actions can make a _ (different)and lead to a better future.5. We should help _ (protect)the environment.6.The air is badly _ (pollution)7.He was badly injured,but the doctors_ (save)his life. 【三】讨论小结。1所学短语 2所学句型 预学案Unit 13 Were trying to save the earth!Section A（ 2d, 4a-4c ）（第二课时）编制：刘青 审核： 初三英语备课组【学习目标】.复习语法，能正确区分和使用以下语法结构：现在进行时，被动语态，现在完成时，情态动词。 【学习重难点】通过听说训练谈论污染和环境保护。【自主学习】1.减少，砍下_ 2取代，而不是_ 3.把.带到_ 4.记得去做某事_ 5.有影响、起作用._ 6.通向、导致_ 7空气污染_ 8.噪音污染_ 9.废物污染_ 10对什么有好处 11 保持公共场所干净 12 的优点 13 负担不起 14 采取行动 15 节约电能 16 积少成多 【合作探究】1. be full of=be with= fill with 充满2. play a part in （do） 参与；起作用；扮演角色 3. cut down cut out 删除 cut up cut off 切掉；中断 4. make a (big/ much) difference sb 有(大)影响/有关系5. too much + ; too many + ; much too + ; He didnt attend the meeting because he had work to do.Dont eat , or youll get fat.6. spend 过去式 , cost过去式 , pay过去式 , take过去式 1) spend的主语必须是 ， 常用于以下结构：(1) spend sth. 在上花费时间（金钱）(2) spend (in) sth.花费时间（金钱）做某事。 He spent all his money the books.2).cost的主语是 ， 还可以表示“值”， 常见用法如下：sth. costs (sb.) 金钱/时间,某物花了（某人）多少钱/多少时间。 Collecting stamps him much money3). Take 常见用法有以下几种：(1) It takes sb. some time to do sth. 做某事花了某人多少时间。It them three years to build this road. 他们用了三年时间修完了这条路。(2)doing sth. takes sb. st.,做某事花了某人多少时间。Repairing this car him the whole afternoon. 他花了一下午修车。4). pay的基本用法是：pay sth. 付钱（给某人）买。 He had to pay $400 the coat 导学案 Unit 13 Were trying to save the earth!Section A（ 2d, 4a-4c ）（第二课时） 【一】 检测 1. I China ,plenty of rubbish _every day because of the large population.A.is producing B.are producing C.is produced D.are produced2. Ann often helps me _math after school.A.for B.with C.on D.by3.-I hear your grandpa has an old cup in your home.-Yes,It_drinking tea long ago and my grandpa _drink tea with it when he was young.A was used to, was used to B.used for ,used to C.was used for, was used to D.was used for ,used to 【二】当堂训练 Have you ever taken part in an environmental project? 你曾经参加过环境保护活动吗？辨析：join, join in 和take part in join 加入人群，组织，团体，党派等 join in加入一种具体活动。take part in 加入一种具体活动， 着重说明句子主语在 活动中发挥作用。单项选择。 Have you _ a club? Yes, Im in a swimming club and I often _ the swimming training. A. joined; take part inB. joined; join C. taken part in; join D. taken part in; join in Were going for a picnic. Would you like to_ us? Why not? Lets go! A. attendB. joinC. join inD. take part in Are you going to _ any of the events? Yes. Maybe long jump and high jump. A. take part inB. join C. attend D. join in 【三】讨论小结。1所学短语 2所学句型 预学案Unit 13 Were trying to save the earth!Section A（3a-3c）（第三课时）编制：刘青 审核： 初三英语备课组【学习目标】 1.掌握新单词 2.掌握skimming和scanning的阅读技巧。 【学习重难点】 1.能谈论环境污染和环境保护问题.2.借助文章标题分插图进行合理的预测。【学习过程】1.拯救鲨鱼_ 2.听说_ 3. 一碗._ 4.切除_ 5. 扔回到_ 6. 不但.而且._7.在顶部_ 8. 食物链_9.事实上_ 10.大量的 _ 11.全世界_ 12.目前_ 13在海洋生态系统中 14 在过去的二三十年里 15 更新法律法规 16到目前为止 【合作探究】 1. The method is not only cruel, but also harmful to the environment. . 【解读】harmful 形容词，意为“有害的”。常构成短语be harmful to “对有害的”。 Staying up often is harmful your health. 经常熬夜对你的健康有害。【拓展】harm 名词，意为“害处”。常用短语do harm to “对有害”，相当于be harmful to. Too much smoking _ _ _ his health. = Too much smoking _ _ _ his health.【小试牛刀】改为同义句。Reading in the sun does harm to our eyes. =Reading in the sun _ _ _ our eyes. .【解读】not only. but （also）. 不仅.而且.， also可以省略。 【举例】ShespeaksEnglishnotonlyinclassbut(also) home.她在课堂上和家里都说英语。Notonlyherparents but also she fondofwatchingfootballmatches. 不仅她的父母，而且她都喜欢看足球比赛。Not only the sun give us light but also it gives us heat.太阳不仅给我们光还给予我们热。 2. So far, no scientific studies have shown that sharks fins are good for health, so why eat them? 到目前为止，没有科学的研究已显示鱼翅对健康是有益的，所以为什么要吃它们呢？【解读 】 现在完成时态的标志 so far; in the last/past few years; since then; for some years.【举例】I English here since then. 自从那时起我就一直在这教英语。Ihavent fromherthesedays.这些日子我没有收到她的信。Theyhave fortwoyears.他们离开已经两年了。 The numbers of some kinds of sharks have fallen by over 90 percent in the last 30 years. 导学案Unit 13 Were trying to save the earth!Section A（3a-3c）（第三课时）【检测】 (1) The famous writer _ one new book in the past two year.A. iswritingB. waswritingC. wrote D. has written(2)Our country _ a lot so far.Yes. I hope it will be even _.A. haschanged；wellB. changed；good C. haschanged；better D.changed；better(3) TheSmiths_inChinafor8years.A.haslivedB.lived C.havebeen D.live(4) My friend was good me when I was ill. She told me that eating more vegetables is good my health.A. with; forB. to; forC. with; to D. for; with(5) Li Mei is interested in drawing. Also, she is good it.A. withB. toC. at D. for 【 当堂训练】method, cruel, harmful, afford, law I. 用方框中词的适当形式完成下面的句子。1. I think its _ to make such a young boy work all day. 2. The poor fisherman cant _ his childrens education. 3. I think the government must develop _ to protect environment. 4. Eating too much junk food is _ your health