人教版九年级英语精品学案 第十三单元

Unit13 SectionA〔3a-4c〕精品导学案1. Phrases:一碗鱼翅粥_____________________切除，切断___________________对……是有害的____________________在……顶部____________________食物链_______________________濒临危险_________________________参加_____________________帮助〔走出困境〕___________________支付得起____________________关掉电灯___________________付费，付出代价____________________采取行动____________________2. 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 inWill you join us in the discussion? 你参加我们的讨论吗？She joined the Young Pioneers. 她参加了少先队。

Why didn't you join in the talk last night? 昨晚你为什么没参加座谈？Did you take part in the sports meet? 你参加运动会了吗？【小试牛刀】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 part inB. joined; joinC. taken part in; joinD. taken part in; join in②—We’re going for a picnic. Would you like to____ us? —Why not? Let’s go!A. attendB. joinC. join inD. take part in③—Are you going to _____ any of the events?—Yes. Maybe long jump and high jump.A. take part inB. joinC. attendD. join in3. We can’t afford to wait any longer to take action!我们不能再等了，要采取行动了。

Section A 单词litter v.乱扔n.垃圾；废弃物bottom n.底部；最下部fisherman n.渔民；钓鱼的人coal n.煤；煤块ugly adj.丑陋的；难看的advantage n.优点；有利条件cost v.花费n.花费；价钱wooden adj.木制的；木头的plastic adj.塑料的n.塑料；塑胶cruel adj.残酷的；残忍的harmful adj.有害的industry n.工业；行业law n.法律；法规scientific adj.科学上的；科学的afford v.承担得起（后果）；买得起takeaway n.外卖食物bin n.垃圾箱shark n.鲨鱼fin n.(鱼)鳍复习现在进行时、现在完成时和被动语态等的用法。

以“保护环境”为主题，运用本课相关句型与他人展开讨论；能向大家介绍有哪几种污染类型，怎样回收利用废弃物品等。

体会到保护环境的重要性，学会保护大自然、保护地球，从身边的小事做起，号召大家参与到保护环境的行动中来。

【课时建议】本单元建议5课时Section A （1a～2d）……………………………………………………………………………………1课时Section A （3a～4c）……………………………………………………………………………………1课时Section B （1a~1e）……………………………………………………………………………………1课时Section B （2a～2e）……………………………………………………………………………………1课时Section B （3a～3b）……………………………………………………………………………………1课时词汇短语：主要采用多媒体及图片展示法。

基本句子：采用图片展示及交际法（利用多媒体展示两人进行交际时的情景）。

语法：复习现在进行时、现在完成时和被动语态——采用“巧记歌诀”记忆法。

被动语态的用法谁的动作不知道，说出谁做没必要；承受之人需强调，被动语态莫忘了。

Unit13 SectionB〔3a-self check〕精品导学案1. Which parts need to be improved? 哪些局部需要被改善？辨析：need to be done; need doing与need to do(1) need doing=need to be done 需要被…现在分词doing表被动“需要被做〞，相当于need to be done。

My watch needs repairing. =My watch needs to be repaired.我的表需要修了。

(2) need后加不定式，证明need为实义动词，而非情态动词，这时need有人称和数的变化。

He needs to get up early. 他需要早起。

【小试牛刀】单项选择。

① Something is wrong with my car. It needs _____.A. repairB. to repairC. repairingD. to be repair② My alarm clock doesn’t work. It needs ______.A. to be repairedB. repairC. to repairD. for repairing③ My hair needs cutting.= My hair needs ______ ______ _______.2. What or who is causing these problems? 什么或谁将会导致这些问题？cause用作动词，当“引起，造成，使得〞讲。

一般指引起或造成不好的结果。

cause sb. sth.= cause sth. to sb.(后接间接宾语+直接宾语)为固定用法。

He caused his parents much trouble.= He caused much trouble to his parents.他给父母带来很多烦恼。

Unit 13We’re trying to save the earth!Period 1 1a-2d【课型】听说课学习目标1.能听懂什么是水污染、土地污染和空气污染,引起这三种污染的因素,以及解决污染的措施。

2.能模仿听力原文,能运用听力材料中的知识,口头谈论噪音污染、空气污染、水污染、土地污染的产生因素及如何减少这些污染。

3.能掌握本课重点词汇:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic。

4.能口头运用现在进行时表达环境污染的现状,运用情态动词表达应该采取的措施。

学习过程【自主学习】1.请在课前会拼读并熟记下面的单词。

litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic2.请在课前观察第97页的图片,并思考和搜集有关噪音污染,空气污染和水污染的产生因素。

noise pollution:air pollution:water pollution:【新课导入】1.Have a free talk about pollution.2.What can cause each kind of pollution?【新知呈现】Ask students to look at the pictures in1a and ask them two questions:What can you see in each picture?What kind of pollution does it cause?【新知学习】Teacher can ask students the following question:What else can cause each kind of pollution?Then ask students to fill in the chart below.【拓展提升】Write a passage about different kinds of pollution.There are mainly four kinds of pollution.They are air pollution,noise pollution,water pollution and land pollution.The air is polluted because.There’s also some noise pollution.There are many causes,such as.And the water pollution is caused by.Some land is polluted because.【跟踪训练】根据句意用take,spend,pay或cost的适当形式填空1.This house us lots of money.2.My mother300yuan on her new dress.3.It usually me15minutes to walk home from my office.4.It is worth some time taking exercise every day.5.I1,000yuan for the new bike yesterday.【课堂练习】用动词的适当形式填空1.The river used to(be)really clean.2.There are no more fish for to catch(fisherman).3.Everyone should play a part in(clean)it up!ing(wood)chopsticks is bad for the environment.5.There are other(advantage)of bike riding.6.People are(throw)litter into the river.课堂小结学生先自主学习,再以四人一组形式展开讨论:1.本节课学习了哪些内容?2.对本节课还有哪些疑问?自我反思1.我的收获:Words and expressions:Sentences:.2.学习本节课后,我能用英语进行.3.我的易错点:.参考答案【跟踪训练】1.cost2.spent3.takes4.spending5.paid【课堂练习】1.be2.fishermen3.cleaning4.wooden5.advantages6.throwingUnit 13We’re trying to save the earth!Period 23a-4c【课型】阅读课学习目标1.能掌握词汇:重点词汇(cruel,harmful,industry,law,scientific,afford);认读词汇(shark,fin,chain,ecosystem,reusable,transportation);表达方式(be harmful to,at the top of,the food chain,take part in,turn off,pay for,take action).2.谈论珍稀动物的濒危原因及拯救措施。

Unit13 Section A〔1a-2d〕精品导学案1. Phrases:在……的底部_____________________充满，布满___________________把……扔进……____________________关闭工厂____________________清扫_______________________扮演角色，起作用_________________________噪音污染_____________________把……变成……___________________对……产生影响或作用____________________2. It’s good for health and it doesn’t cost anything! 它对身体有好处并且不会花费任何东西。

辨析：spend, cost, take, pay【小试牛刀】单项选择①—Do you take exercise every day?—Yes. I always ___thirty minutes after supper.A. spendB. costC. takeD. pay② I _________ $300 for the bike.A. tookB. spentC. costD. paid③ The interesting book _____ me 10 yuan.A. spentB. tookC. paidD. cost3. To cut down air pollution, we should take the bus or subway instead of driving. 为了减少空气污染，我们应该乘坐公共汽车或者地铁，而不是开车。

cut down 意为“减少〞；是“动词+副词〞构造的短语，所带的宾语为名词时，宾语可位于down的前面或后面；为代词时，只能位于down前面。

You’d better cut the article down to about 2,000 words. 你最好能把这篇文章压到两千字左右。

人教版英语精品资料Unit 13 We are trying to save the earth!课时分解第一课时Section A（1a ~ 2d）II. 课堂环节§自主学习方案【自学自查】根据汉语提示完成单词。

1. We should put up notice to stop from littering (乱扔）。

2. The teacher asked us to find a way to pickup the coins at the bottom (底部）of the bottle.3. There are no more fish for fishermen (渔夫）to catch in the river.4. We should take the paper bags to go shopping instead of the plastic (塑料）ones.5. Could you please tell us another advantage(优点）of riding bike to work?§课堂导学方案Step 1 情景导入（参考案例）用多媒体给学生播放一些有关环境污染的图片或视频，然后询问学生对环境污染的看法和观点。

Teacher:What kinds of pollutions do you know？What do you feel about the pollution?Students: I think there are____.① noise pollution②air pollution③waterpollution…环节说明：通过视频和课前的一个师生问答互动引入新课的话题Step 2 完成教材1a-1c的任务【操作案例】1. 要求学生翻开课本P97，迅速阅读1a部分的内容。

把方框中的单词按它们产生污染的类型写入相应的栏目中，并添加更多的单词。