外研版英语必修三第4模块学案.doc

1、How powerful are they ?They are strong enough to move 2. sanddunesWhere do they often occur?In central asia, 3.NorthAmerica, centralafrica and australia.Sandstorms inChinaThe causeSandstorms begin in 4 desertareas andappear to have increased in recent years as a result of "desertification"

2、.It is a process that happens when land becomes desertbecauseof5.climate changesSandstorms inBeijingAnzencausespeotoeacutgowianges and dig up grass and strong winds that cover the city in a thick, brown-yellow dust. The storms sometimes last all day and affect traffic.Two persons5 description Ren Ji

3、anbo descibed a sandstorm inlnnerMogolia. Huang xiaomei told people about a sandstorm in 7.BeijingThe measures A 8. mass_campain has beenstarted in china.A The government has already planted over 9. 30 milliontrees and plans to continue planting for the next 10. fiveYears.Taskm Tor F1 .Scientists ha

4、ve tried many ways to deal with sandstorms. ( T )2 . Land becomes desert only because people cut down trees and dig up grass. (F) 3 .The Chinese Central Weather Station can not forecast a sandstorm before it comes.( F) 4. The desert is 250 kilometers away to the west of Beijing. So there is no need

5、to take some measures.(F )3 .Southwest China is part of the sandstorm center in Central Asia. (F )Period 2 Language Points : 【学习目标】掌握 Language Points中列出的知识点:/擂蒲麟靠摹赢膏 ？:自学要求：课前自主学习，预习知识点。:正课要求：课上前15分钟完成课内探究。必修 3Module 4 Sandstorms in Asia 导学案,编写人：，LLearning Goal Learn about some thing about sandstorm

6、s in Asiaft使用说明与学法指导】:自学要求：课前提前自主学习，阅读单词并完成习题。：:正课要求:3分钟教师展示自主学习练习题答案。:17分钟独立完成探究一，二。10分钟小组讨论确定答案。.?.JP分丹展示点军反我钟进行蜿所懈汇机短埒非醇检狐Period 1 Introduction & Reading【课前预习】Task I : Master the words and phrases below.buryfrightening sandstorm cut downdig up the inland region the first sign if yes Task II:

7、Do activity? on page 31Taskin: finish activity on page 33.【课内探究】Task I :skimmingH2 How far is the desert from beijing ? Only 250 kilometers away.Task II:careful reading.Choose the best answers according to the text.1 .According the text ,we can learn that sandstorms B.A. cause people to buy more mas

8、ks B. are difficult to deal withC. are not dangerous but frightening D.will disappear within five years 2.which of the following is true according to the text ? AA. Ren Jianbo thought he would probably die from the sandstorm.B. A sandstorm can be forecast several months before it arrives.C. Huang xi

9、aomei frequently cycles in sandstorms.D.Sandstorms occur in beijing mainly because of its dry climate.Read the text carefully and All in the blanks.SandstormsWhat are they ? They are 1 .stronqdrywinds that carry sand.some times几次 some time些时间sometime指不明确的时间，可用于过去式、将来时。so.that如此 以至于相关句型：so + adj ./ad

10、v. + that.so + adj. + a /an + 单数可数名词 + that.so + many /few + 复数名词 + thatso + much / little + 不可数名词 + thatsuch + a / an + adj.+单数可数名词 + thatsuch+复数名词/不可数名词+thatI如果so引导的部分用于句首，句子要用部分倒装（助动词+主语+谓语动词。Eg.So lovely is the boy that everyone likes him.0. “To have been caughf in a sandstormWQS a terrible expe

11、rience,"he他说，遇上沙尘暴是一种可怕的经历。To have been caught in a sandstorm?动词不定式短语作主语，句子谓语用单数。be caught in被困于.,突然遭遇.与之用法一样的短语还有，be trapped in ,be stuck in，这些短语的宾语既可以是自然灾害，也可以是交通阻塞（a heavy traffic）版 There was nothing to be done. | 你一点 JL 办法也没有。注意与这个固定句型的区别，Ther was nothing to do表示没事可做。6. Sandstorms in China

12、appear to have bicrease in recent years .|中国近几年来发生沙尘暴的次数似乎明显增加了。appear?似乎，女子象（i 一般不用进行时态ii强调表面给人的印象，但事实不一定如止匕）eg.The girl appears to have known it.常用句型： 大 appear （to be） + adj./n. eg.He appears happy at the news.大 appear to do sth eg.He appears to know everything.* It appears that.eglt appears that

13、there has been a mistakes.出现 eg. He didn't appear until midnight.|7. because people cut down trees and dig up grass. |.因为人们砍树挖草。cutdowm砍倒；削减（数目。数量）；缩小（尺寸）eg. We must cut down expenses on clothes.拓展cut in打断（谈话），插嘴cutoff中断（通话），停止，切断（联系，电源）cut out裁剪，删除cutup切成碎片dig up掘地，掘出，发现eg.The old man dug up so

14、me land to grow vegetables.Citizens up to cm orange sky and strong winds that.| 居民们醒来时，看到昏黄的天空和狂风.本句子是由that引导的定语从句，修饰winds.wake up 醒来， 口耳醒； eg. I will wake you up when it is time to leave.10分钟讨论，10分钟展示点评，解决疑难。10分钟疯狂背诵并当堂检查。I课南故习】阅读课文并且从文中找出下列短语：I.在这种情况下2.解决这个问题3如此. 以至于4.被困在.5.由于6砍倒7挖掘8醒来9.建议某人做某事10最

15、好做某事II.阻止做某事【课内探究】|l. WTmt do think experts advise people to do in this situation 在这种情况下，你认为专家建议人们做什么?此句型属于"特殊疑问词+do you think +陈述句？”这种句式常用于询问 对方或者 第三者的想法或意见。这种句式的动词除了think之外，还有 believe, consider,expect, imagine, suppose, suggest。%1 advise sb. to do sth建议某人做某事拓展A advise doing sth建议做某事be advised

16、 to do st俄建议做某事与 advise一样用法的动词还有， allow, permit, forbid;advise的名词是advice,是个不可数名词，常考的一个短语是，give sb. someadvice on sth.%1 in this situation在这种情况下|2.Sc/e祈么 have triedto solve this problem and in China ,a /wass|版秫/沥 has been started to help科学家尝试过很多方法来解决这个问题，在中国，也发动了群众运动来对付沙尘暴。本句是有and连接的两个并列句。mass i adj.

17、大规模的， 以大众为对象的；eg.Their latest product is aimed at the massmarket.他们的最新产品瞄准了大众市场。iin.许多，常用白两个短语 a mass of+复数名词/不可数名词masses of度数名词/不可数名词campaign运动，宣传活动；|3 They are often so thick that you cannot see the sun , and the wind Zs|'sometimes strong enough to move sand沙尘暴夹带的沙尘含量常常彳艮大，以至于可以遮天蔽日，风力强大时可以搬动沙

18、丘。本句是由and连接的两个并列句，第一个分句中含有so.that引导的结果状语从句,第二个分句中含有 adj.+enough to do的句型。sometimes adv有时，可用于句首，句中，或句末。注意区别： nowhere to be found.3. I wake up at the same time every morning without having to use an alarm clock.4. If you cut down all the trees you will ruin the land.5. 一 He was caught in the storm yes

19、terday and is now in hospital.-1' m sorry to hear that.ni根据汉语意思完成句子，每空一词。1 .什么也不能做。当我们被困在废墟中时，我们感到那么的害怕。There was nothing to be donewe felt so frightened when we were caught in the ruins.2 .这场大雨使我们更难按时完成这项工程。The heavy rain made jt more difficult for us to complete the project on time.3 .在那位歌唱家的音

20、乐会举行的前几天票就卖光了。The tickets had been sold out several days before the singers concert took place.Period3 Grammar the infinitive【学习目标】了解动词不定式的各种形式及but后不定式的情况【使用说明与学法指导】自学要求：课前自主学习，预习语法知识。 正课要求：课上前20分钟完成课内探究。10分钟讨论，10分钟展示点评，解决疑难。*§分A春眦难句子?【课前预习】【语境展示】观察下列各句中动词不定式的用法，然后加以总结。1 . Mother saved every ce

21、nt she could to pay for may schooling.2 . When his father entered his room, he pretended to be doing his homework3 . I'm sorry to have given you so much trouble.4 . Ifs a great honor to be invited to Mary's birthday party.5 It was his good fortune not to have been injured.6 I always teach my

22、 children not to talk to strangers.7 She is a strange girl, yet you can't help but like her.8 When the streets are full of melting snow, you can't but get your shoes wet.9 We can't choose but admit that in some ways they are ahead of us.10 Their car broke down on the way. There was nothi

23、ng to do but wait for help.wake up to 开女台察觉 eg. You shoule wake up to the situation. I。The storms sometimes continue all day and traffic /noves my slowly because 视 thick dust makes it difficult to see沙尘暴有时能持续一整天，车辆开的慢，因为厚厚的尘埃降低了能见度。makes it difficult to see句中的it是形式宾语，后面的动词不定式 to do是真正 的宾 语。可以用于该结构的动

24、词还有：find, feel, think, consider.Eg.He found it diffcult to deal with this situation.10.to prevent 让 coming nearer, the government is planting gees.|为阻止沙漠蔓延，政府正在实施植树计划。prevent阻止，防止发生其名词是prevention形容词是preventive常用的短语，阻止某 人做某事： prevent sb. ( from) doing sth.Eg.No one can prevent him from doing such thi

25、ngs.拓展类似的短语:stop sb. (from) doing sth.Keep sb. from doing sth.注意：以上短语的主动语态中，只有keep. from中的from不能省。在被动语态中，都不能省。Eg.We are prevented/stopped/kept by the heavy rain from going to school.【当堂检测】1. 根据下列各句句意及所给单词的首字母或者汉语提示，写出单词的正确形式。2. Rain has been forecast for this weekend. The plan of our going to the pa

26、rk will be ruined.3. Everyone has his own strengths and weaknesses.4. After the terrible sandstorms, the cars were covered with dust.5. The process of making the delicious Chinese dish requires much energy.5The purpose of the campain （活动）held every year in the us is to get children excited about rea

27、ding .6. There is an injury in his leg, so he has much difficult cycling （骑自行车）7. To prevent the cold, many people often wear mask （面罩）in winter.II.用方框里的短语的适当形式填空。|cut down, be caught in, dig up, wake up, sweep away |1. The tornado was so strong that it dug up many trees.2. The strong wind swept awa

28、y the hundred-pound note and it wasA.breaking B .having broken |C. o Have broken D.break7） There is nothing to do except till it stops snowing.A. to wait B. waiting |c. wa 由 D. waits8） I am sorry you so much trouble. And thank you for you help.A. to give to have gZy 况 C. giving D. gave 9 ) The docto

29、r told the child less and more.eat, to sleep.I'd rather have a room ofit is , than a room|A. to eat, B. eat, sleep C. eating, sleeping D. 10.) my own, however smallwith someone else.A. to share B. to have sharec|C. share | D. sharing 11) Let me if she has decided it.A. to know, to do B. to know,

30、 do |C. know, to do | D. know, do12) )The novel is said the month before.A. to publish 辰 be published、publish D.to have been published13) ) She doesn't like.A. praised B. to praised|C. to be praised D. praising14) In class you should listen to Miss Gao English!A. to speak speak | C. speaks D. sp

31、oke15) Ibm is said abroad, but I don't know what country he studied in.| 4. to have studied | B. to study C. to be studying D to have been studying%1.用括号中所给单词的适当形式填空。1) They reached the company out of breath, only to be told (tell) they were fired.2) She pretended not to see(not see) me when I p

32、assed by the other day.3) Don't pretended to be studying (study): you are holding your book upside down.4) He is said to have aft (leave) the stage already as he has become an official.5) There is nothing he could do but surf (surf) the Internet all day long.6) Then the cold-blooded animal has n

33、o choice but to lie (lie) down and sleep.7) People couldn' t help but laughing (lau、h) at the foolish emperor.8) She was the only one to have survived(survive) the crash.%1.下列句中各有一处错误，请找出并改正。1. Nothing remains for us to do but going through the reading materials.go2. Having a trip abroad is cert

34、ainly good for the old couple, but it still remains to see whether they will enjoy it.be seen3. Aunt Li often asks her son doesn' t eat too much meat.not4. Is it always easier making friends than to keep them.make11 Now we can do nothing but try this method.12 Stuck in the heavy trafffic, we had

35、 no choice but【自我归纳】i )完成下面表格。主动形式被动形式不定式的一般式(to do)to be done不定式的进 行式(tobedoing )不定式的完 成式to have done(to have beendone)ii)不定式的否定形式是在不定式符号to前JKII iii) but后不定式的情况：淤 cannot help but, cannot help,cannot choose bu 句7,句8和句9。淤当but前有实义动词do时，其后的不定式 土淤除上述情况外，用于 but后的不定式通 常都【课内探究】一.选择填空1) There are many talen

36、ted actors out there just waitiA.to discover B.to be discovered C.discoverec 2)1 have a lot of readings before the end oftA.completing 旧 . 如 complete |C.com ple3)H is first book next month is based on a truA.published B.to be published C.to publis 4)With the world changing fast, we have somethingto

37、wait.Task II: Language Points1. Damage, vt.损坏，毁坏，破坏；nU:破坏，损坏，损失（常与to连用）Eg: The car was damaged in the crash.辆车在撞车事故中被损坏了The accident caused much damage to his car.他的车在这次事故中受至U了严重恐害。一2. o have a bad effect on someoneorhave a bad effect 0rM。 有坏的影响 affect 同 影响 Eg.Smoking has a bad effect on your body.3

38、. |力口 most northern and southern points on。 湖on earth在地球上，在世界上。Eg.She is the most beautiful woman on earth. 究竟，到底（用于疑问词后，加强语气） Eg.What on earth did you do on earth ?47>ws take inand g 泗 out . （p35）take in:吸收；欺骗；理解领会；收容；Eg : Fish take in oxygen by their gills 鱼用鲤吸取氧气Don't take in by him. He is

39、 dishonest别被他欺弱了,他不诚实I can't take in this article at all.我根本看不懂这篇文章.He had nowhere to live in, so we took him in他没孤方住，于是我们收留了他拓展：take away解除消除，带走 take down:写下，记录take on:呈现，具有（特征，外观）take over:接收，接管give out放出，发 出（光、热等）;分发；用完、耗尽； Eg.The sun gives out light and heat.Teachers gave out the examination

40、 papers.In a week.,their gas gave out.5. suggest提议，建议，暗示表明：suggest doing sth.suggest that sb. should do sth.（做提议建议讲时，后跟宾语从句，从句要用虚拟 语 气，should可以省略）；做暗示表明讲时，后接宾语从句，从句用陈述句 语序。 Eg:Her pale face suggests that she is ill.I suggest that she （should） see a docto门mmediately. garbage is then taken owoy and,if

41、 possible, recycled' ?take away 拿去，解除，拆走。 Eg. They took away the old house and built a new one. ?if possible是if it is possible的省略.在前间、地点、条件、方式和让步状语从句中，如果从句的主谓语是it be的结构，通常会省略掉。Eg.Ask the teacher for help when necessary.拓展在上述从句中，如果从句中的谓语动词是be,同时从句的主语和主句的一致，可以把主语和谓语省略掉。Eg.You should be careful whe

42、n crossing the street.He didn't say a word until asked.7.|%e "Green" movement tres to get govemment to think seriously about and How to 100k after Z £|Get +sb. to do sth让某人做某事拓展get + sb. /sth. + adj使.处于某一种状态Eg. Til get the children ready for school.get + sb./sth. +done 使. 被.Eg. &q

43、uot;Ybu must get the work finished ahead of time.get + sb./sth. + doing 使. 一直做.Eg. The lecture got us thinking.【当堂检测】5. You mustn' t forget bringing your dictionary when you come here tomorrow.to bring6. Whenever I see poor kids on TV, I can' t help but crying.cryPeriod4 Function, Listening

44、And Vocabulary, Grammar, Pronunciation, Speaking 9 writing& Everyday English & Cultural cornerI Learning Goals Enable the students to learn the violent natural disasters.Y确藐钢菁革羡崩i自学要求：课前提前自主学习，阅读单词并完成习题。正课要求:3分钟教师展示自主学习练习题答案。17分钟独立完成探究一，二。10分钟小组讨论确定答案。? Jo分钟展示点军钟进辰葡I所匏汇机短语北邑t检删【课前预习】Task I:

45、Master the words and phrases below.atmospherecarbon dioxidedamagemeltrecycleconcernedevidenceurgentas a resulttoo muchI have no ider.It could 5t be worse.Put on a maskin a nutshellProtect theif possibleenvPunmeto.take awayCollect informationlook through 【课内探究】Task I skimmingRead the text quickly and

46、 answer the following questions.1 .which coutries are better than others at looking after the enviomment in Europe ? Germany and the northern European coutries.2 . When and where did the green movement start ?In the 1970s and in Europe.Task II:careful reading. Read the text carefully and fill in the

47、 blanks.Ways of protecting the enviroment in Germany?People put their garbage into diffremt bags to recycle any useful things.?People are not allowed to use CFCs.?People are not allowed to bum 2. too muchcoalThe Green movementThe 3.To get 4.R vernments to think seriously about the enviroment and how

48、 to look after it.The measureIt collects information about how industry damaging the enviroment and gives this information toSmewspapeis .5分钟疯狂背诵疑难句子。【课前预习】如何来写有关环境污染问题的短文？环境污染问题己经是社会越来越关注的问题，这种短文写法如下：1,首先介绍环境污染某一方面的情况，比如说空气污染，噪音污染，水污染等等；2,其次介绍该污染形成原因以及现状，3,指出保护环境的迫切性，并提出解决方案，发表自己的观点。【课内探究】随着经济的发展和人

49、民生活水平的提高，如今汽车已经成为人们生活的重要组 成部分。汽车在给人们生活带来便利的同时，也带来了空气污染问题，请你用英 语写一篇短文，谈谈你对汽车和环境污染之间的关系的看法和解决此问题的对策。120词左右。常用单词：Atmosthere, air, health,private car,bus,bicycle,do harm to, enviromennt,fiiel, pollute, waste,destroy,serious,situation,clean,fresh,plant,improve,protect,major,cause,take action,take measure

50、s to do 常用短语：%1With the development of society:%1One of the environmental problems is.:?The pollution is caused by.:In my opinion, we can.:%1In order to . the government should and we citizens must.%1_et's take action and try our best to.I单项选择1. The top leaders of the two countries are holding t

51、alks in a friendly ()|A. atmosphere | B. stateC. situationD. phenomenon2. The policemen are searching for the car that is () on the highway.A. damaging | B. damaged | C. destroying D. Destroy3. Have you ever stopped) how our life () if the world ran out of oil?|A. To think ,wottld change |B. Thinkin

52、g, would changeC. To think, will changeD. Thinking, should change4. Some insects () the colour of their surroundings to protect themselves.A. Take inB. Take off|C. Take on |D. Take out5. When the children heard the () story, they were () half to death.A.scary; frighteningC.scared, scaryD. frightened

53、, frightening6. Bill suggested() a meeting on what should be done to protect the environment.A. Having held B. To holdi.Holding |D. Hold7. His behaviour ()that he is drunk.A.suggestB,su 黑黑 ests | C. SuggestedD. Suggesting8. That is the best way you thought of ()into the dangerous areas.A. Stopping p

54、eople gettingg. To stojj people ge 成履C. To keep people gettingD.preventing people from getting9.1t's high time you had your hair cut; it's getting ()A.too much long |B. much too 10ng |C. long too muchD. too long muchlO.The law that punishes parents fbr their little children's actions aga

55、inst the law gets parents ()0. wrr/ed | B.to worryingC. worryingD. worry11. Mary wanted to travel around the world all by herself,but her parents didn't ( ) her to do so.A. forbid B allow | C. followD. askII根据汉语意思，完成下列句子，每空一词。1. 一吸烟有害健康。Smoking is harmful to your health.我非常同意你的意见。-1 couldn't

56、agreemore. I'll give it up.2. 一你对他的工作满意吗？一点也不。它在糟糕不过了。Are you satisfied with his work ?Not at all. _jt couldn't beworse3. 我不允许人们在我的卧室抽烟。I don't allow peopletosmoke in my roomPeriod 5 writing(Goals 1 tLeara tp write about an article about environmental pollution,荏南危两莺驱藉草 i?:自学要求：课前自主学习，预习所需短语词汇知识。：正课要求：课上前20分钟完成课内探究。：io分钟讨论，io分钟展示点评，解决疑难。：12 .允许某人做某事13 . 如果可能的话14 . 我完全同意。15 .我不矢口道。16 .那是最糟糕的了。 17 .完全没有希望。II用适当的介词或者副词填空。1. Bob in our class is better than others at studying English.2. The reason why he hasn't come