预学案
Unit 13 We’re trying to save the earth!
第1课时 Section A (1a~2c)
? 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.We’re trying to save the earth! 我们正在设法拯救地球!
⑴ try to do sth设法做某事; 明天我将尽量早来。
⑵ try on试穿; 他还没有试穿过这件毛衣。
⑶try out尝试,实验; 我们的老师总是尝试一些新的想法。
⑷try one’s best尽全力; Lucy 将尽力赶上其他同学。
⑸have 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 many\much多少
⑴这条街多宽?
⑵你妈妈多久回来?
⑶从车站到超市多远?
导学案
Unit 13 We’re trying to save the earth!
第1课时 Section A (1a~2c)
【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 eat
C. is used to live; used to eating D. used to living; used to eat
2. —The meat is _____delicious. —Yes, but don’t eat _______.
A. too much; too much B. much too; too much
C. too much; much too D. much too; much too
3. — How much is the ticket to Central Park?
—A one-way ticket ______ $40, and you can ______ another $20 for a round-trip.
A. costs, pay B. cost, spend C. pay, spend D. spends, pay
4.—Why is Linlin practicing speaking English? —_______ abroad for further study.
A. Go B. Gone C. To go D. Goes
5. —I’m new here. —Don’t worry. I’ll do what I can ________ you.
A. help B. to help C. invite D. to invite
6. 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 mak (?http:?/??/?www.21cnjy.com?)e 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 We’re trying to save the earth!
Section A( 2d, 4a-4c )(第二课时)
? 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 didn’t attend the meeting because he had work to do.
Don’t eat , or you’ll 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 money
3). 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 We’re 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 produced
2. Ann often helps me _________math after school.
A.for B.with C.on D.by
3.---I hear your grandpa has an old cup in your home.
---Yes,It____drinking (?http:?/??/?www.21cnjy.com?) 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 ta (?http:?/??/?www.21cnjy.com?)ken 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。
① —Have you ____ a club? —Yes, I’m in a swimming club and I often _____ the swimming training.
A. joined; take (?http:?/??/?www.21cnjy.com?) part in B. joined; join C. taken part in; join D. taken part in; join in
② —We’re going for (?http:?/??/?www.21cnjy.com?)a picnic. Would you like to____ us? —Why not? Let’s go!
A. attend B. join C. join in D. take part in
③—Are you going t (?http:?/??/?www.21cnjy.com?)o _____ any of the events? —Yes. Maybe long jump and high jump.
A. take part in B. 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 We’re trying to save the earth!
Section A(3a-3c)(第三课时)
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 no (?http:?/??/?www.21cnjy.com?)t only cruel, but also harmful to the environment.
ⅰ. 【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 su (?http:?/??/?www.21cnjy.com?)n does harm to our eyes. =Reading in the sun ___ ___ ___ our eyes.
ⅱ.【解读】not only... but (also)... 不仅...而且..., also可以省略。
【举例】She?speaks?English?not?only?in?class?but?(also) ?home.?她在课堂上和家里都说英语。
Not?only?her?parents but also she fond?of?watching?football?matches.
? 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 shark’s 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。
I?haven’t ?from?her?these?days.??这些日子我没有收到她的信。
They?have for?two?years.??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 We’re 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. is?writing? B. was?writing C. wrote D. has written
(2)—Our country? ______ a lot so far.?—Yes. I hope it will be even ______.
A. has?changed?;well B.? changed?;?good C. has?changed?;better D.?changed?;?better
(3) The?Smiths?_______?in?China?for?8?years.?
A.?has?lived B.?lived? C.?have?been ? 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; for B. to; for? C. with; to D. for; with
(5) Li Mei is interested in drawing. Also, she is good it.
A. with B. to C. 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 it’s ____ to make such a young boy work all day.
2. The poor fisherman can’t _____ his children’s education.
3. I think the government must develop _____ to protect environment.
4. Eating too much junk food is ____ your health.
5. He can use different _____ to work out the problem.
II. 单项选择。
1. —Remember (?http:?/??/?www.21cnjy.com?) to ____ the lights when you leave the room. —OK. I will.
A. turn on B. turn down C. turn up D. turn off
2. The girl alwa (?http:?/??/?www.21cnjy.com?)ys has some money to ___ snacks.
3. A. spend B. pay for C. take D. cost
3. —Look! _____ boys are playing on the playground. —Yes. _____ them is about 200.
A. The number of; A number of B. The number of; The number of
C. A number of; the number of D. A number of; A number of
III. 根据汉语提示完成句子。
1. 我们必须采取行动来阻止他们。 We must _________ __________ to stop them.
2. 我从没听说过这个人。I have never _________ _________ such a man.
3. 我们乐意尽力帮你摆脱 (?http:?/??/?www.21cnjy.com?)困境。We are glad to do what we can do ___ ___ .
4. 到目前为止,我已经交了二 (?http:?/??/?www.21cnjy.com?)十个朋友。________ __________, I have made twenty friends.
5. 实际上,她从没去过那儿。 __________ ___________, she has never been there.
【讨论小结】
1所学短语
2所学句型
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