高中英语 Unit 4 Global warming using language2导学案 新人教版选修6

1、河北省唐山市开滦第二中学高中英语 Unit 4 Global warming using language2导学案 新人教版选修6【学习目标】通过阅读，掌握短语和句型句式的运用【重点难点】so long as if not It takes sth to do【学习内容】Part one: 词组一Read the two e-mails again and write down some important phrases._二Fill in the blank using the phrases you find in the text.1.I am doing a project_ my

2、school about global warming.2.I feel that individuals can _ little _ such huge environmental problems.3.We do not have to _ pollution.4.The growth of the greenhouse gas, carbon dioxide in the air actually comes _many things we do every day.5.It is OK to leave an electrical appliance on _you are usin

3、g it - if not, turn it off!6. If you are not using the lights, the TV, the computer, _, turn them off.7. Together, individuals can _.Part two:重点句型句式一翻译并且背诵下列四个句子1. As Im not sure where to start with my project, I would appreciate any suggestions you may have.2. They do not believe they have the powe

4、r to do anything to improve our environment.3. It is OK to leave an electrical appliance on so long as you are using it - if not, turn it off!4. It takes a lot of energy to make things from new materials.二句型句式详解及练习1. As Im not sure where to start with my project, I would appreciate any suggestions y

5、ou may have. 考点：where to start 疑问词+to do 疑问词+to do 结构相当于一个名词或代词（短语）的作用，在句中可以作主语、表语、宾语、同位语等 (1). I dont know _ to do . (2). I dont know _ to do it. (3) The mother didnt know _ to blame for the broken glass while she was out. (4). Choosing _ to eat is no longer as easy as it once was. 2. They do not b

6、elieve they have the power to do anything to improve our environment. 考点：have the power to do sth意思是_(1) 我有能力解决这个问题。(2) 这个男孩有能力解出这道数学题。3.It is OK to leave an electrical appliance on so long as you are using it - if not, turn it off! 考点一：so long as意思是_，还可以写成_So/as long as意思是“只要”。引导条件状语从句。So/as long a

7、s在高考试卷中出现频率高的是as long as(1) As long as you tell truth , I”ll try to help you .(2) You may take this book away so long as you return it on time .(3) So long asI live, I must study.（4）You may borrow the book so long as/as long as you keep it clean. （5）I dont care about the price so long as the car is

8、in good condition.高考题(4). My parents dont mind what job I do_I am happy.A. even thoughB. as soon as C. as long as D. as though(5) Peter told me he wanted to come with us. Is it OK for you?I dont mindhe pays for his meals.Aas far asBas well asCas long asDas soon as（6）Our holiday cost a lot of money.

9、Did it? Well, that doesnt matter _ you enjoyed yourselves. A. even if B. in case C. as far as D. as long as 【温馨提示】as long as 只能用于肯定句，而so long as既可用于肯定句又能用于否定句。 as long as 除了有“只要”的含义，还可意为“与一样长，长达”。考点二：if not 意思是_ if not在本句是if you are not using it的省略形式The train leaves at midday. Youd better take a tax

10、i. If not，maybe youll miss it.拓展： (1) if so _ (2) if any _ (3) if ever _ (4) if possible _ (5) if necessary_(6)确保你的鞋子是干净的，如果必要的擦得光亮光亮。Makesureyourshoesarecleanandpolished_.(7) 如果可能的话，找个邻居或者其他人帮助。 Findaneighbororsomeoneelsetohelp,_.(8)-图书馆里有关于英语学习的书吗？ - 如果有，也很少。-Are there any books about English lear

11、ning in the library? - _, there are only a few.(9)-明天天气晴朗。-如果这样的话，我们就去南湖吧。-It is sunny tomorrow.- _, lets go to the South Lake. (10) 如果曾经有过伟大的音乐家，那他就是一个。 He is a great musician_ there was one.4. It takes a lot of energy to make things from new materials.考点：It takes sth to do意思是_ It takes sb.time to

12、do sth._ (比较)It takes sth to do句中it为形式主语，take意为需要/消耗(时间、劳力等)， take作此含义时通常不可用于被动式。（1）To be honest，it takes great courage to tell the truth.老实说，说出真相需要很大勇气。（2）It takes perseverance and courage to become a successful man. 成为一个成功的人需要毅力和勇气。（3）Perseverance is a kind of qualityand thats what _to do anything

13、 well.Aone takes Bone is takenCit takes Dit is taken【课堂练习】1. We are in great need of your help. Your advice will certainly make a_.Apoint Bsense Cmeaning Ddifference2. I believe that any man with knowledge can do whatever they can _ this job can satisfy his or her interest.A. as though B. even if C.

14、 in case D. so long as3. If I were you , I wouldnt _ his rude behavior any more. A. come up with B. keep up withC. catch up with D. put up with4. The headmaster signed the agreement _ our school with the villagers nearby. A. instead of B. in honor of C. on behalf of D. in place of5.- I find everythi

15、ng here different from home. - When in Rome ,do as the Romans do. Wherever we go , we must adjust to the _ there.A. phenomena B. consequences C. backgrounds D. circumstances6.It sounds like something is wrong with the cars engine. _, wed better take it to the garage(汽修厂) immediately.A. if ever B. if so C. if not D. if possible7. 7.Perseverance is a kind of qualityand thats what _to do anything well.Aone takes Bone is takenCit takes Dit is taken8.Jenny nearly missed the flight _ do