高二英语（新人教版选修8）精讲教案：UNIT3 PERIOD 2《LEARNING ABOUT IMPORTANT LANGUAGE POINTS》 .doc

1、Period 2 Learning about Important language pointsLearning process(学习过程)Learning aims（学习目的）Step1. Preparing lessons &self-study and exploring the problems (预习自学，探究问题)Finish the tasks in the first period in time.Step2.Finishing plan & asking questions（完成学案，提出问题）Report the answers to the class and the

2、teacher.Listen to the tape of the text and underline the new words in the text;Learn the new words and phrases after the teacher . Ask for help if necessary.To learn new words in the text.（学习课文中的新单词。）Step3.Researching cooperatively& answering questions(合作探究, 解决问题)Learn the usages of the following la

3、nguage points and answer some questions in groups.1.Here was a chance for me to distinguish myself by inventing something merciful that would catch snakes but not harm them.(P20)这回我有机会来表现自己,我要发明某种东西,既可以把蛇捉住,而又不会伤害它们。【词语拓展】distinguish right from wrong明辨是非distinguish good from evil分辨善恶distinguish sb.

4、in a crowd在人群中认出某人distinguish oneself by scholarship学问超群distinguish oneself 使自己与众不同;使自己出名distinguish.from.=tell.from.辨别,识别;把和区别开 be distinguished for 以而著名 【词语运用】将下列句子译成英语。(1)不能辨别颜色的人称为色盲。_ (2)这人凭着智慧使自己扬名。_ (3)明辨是非当然要紧。_ 2.I set about researching the habits of snakes so I could trap them in the easie

5、st way.(P20)于是我就着手研究蛇的习性,以便能用最简易方法来捕蛇。 【词语拓展】set about(doing)sth.开始做某事set out to do sth.开始做某事set out 出发,启程set off 出发,动身,使爆炸set aside 留出,对不予以考虑set down 记下,写下set up 设置,造成,产生【词语运用】选用上述短语完成句子。(1)We _ discussing when and how we should finish the task.(2)The sooner we _it, the sooner we，ll finish it.(3)As

6、 a traditional way to celebrate the new year,_firecrackers is welcomed by most Chinese people.(4)He is used to_ his important thoughts in his diary.3.They abruptly disappeared into a convenient hole in the wall.(P20)它们突然一下子就消失在墙壁附近的洞里去了。【词语拓展】for(one，s)convenience 为了(某人的)方便at one，s convenience在某人方便时

7、it is convenient for sb.方便某人it is convenient to do sth.方便做某事【词语运用】阅读下列句子，学习convenient, convenience的用法。(1)Will it be convenient for you to start work tomorrow？(adj.方便的)(2)I keep my reference books near my desk for convenience.(n.方便)(3)For your convenience, the bank is open until 7 p.m.(n.方便)To learn

8、some Important words and phrases and to use them to do with the problems.（学习重要的词语，解答有关问题。）Step4.Summing &chewing, summarizing knowledge（总结反刍 ，知识梳理）Discuss the usages of the following similar words and finish the exercises in groups: 【近义词辨析】 1. bear, stand 和tolerate 【课本原句】 I cannot bear the smell of

9、sausage being burnt on the barbecue.（page24） bear vt “忍受”,与stand和tolerate是同义词。【观察例句】He could not bear that his friends should laugh at him. 他受不了朋友们竟也嘲笑他。 I cant bear to see you like this. 我不忍见你这样。 I dont feel very well. I cant bear this weather. 我感到不太舒服。我受不了这种天气。I cannot tolerate your bad manners. 我

10、不能容忍你的无礼行为。A strong sense of optimism enabled him to bear his ilness with fortitude.高度的乐观主义使他不对病魔低头。The teacher can not tolerate any disorder.那个老师不能容忍任何破坏秩序的现象。【归纳总结】这几个词都与“静”有关，但它们所描述的物体、场合是不同的。bear+to-v/+v-ing/+that “忍受;经得起”,指忍受痛苦、困难及不幸，常用于否定句和疑问句中，与can或could连用，强调忍受者的“坚忍”，侧重承受的能力，不用于被动语态 ；tolerate

11、 vt“忍受;容忍,宽恕”，指强制自己忍受或承受反对自己意愿的人或事，比较正式；stand “忍受”，指忍受某事，容忍某人的行为，也指经受得起；常用于否定句或疑问句，与can或could连用，不用于被动语态。【即学即用】请选用bear, stand和tolerate分别完成下列各句：1.He cant _ the long separation fro his wife.2.I cant _ her any longer.3.We will not _ such behavior f yours.（答案：1. _ ;2. _ ; 3. _。 ）2. stable, firm 和steady 3

12、. ring back, ring off , ring up 和 ring out 4. in case 和in case of 5. get through 和 go through （上述词语的辨析，辨析题与答案参见由王军龙主编，陕西师大出版社出版的新课程高中英语词汇导学练P221222）【长句用法探究】1.But once picked up, they tried to bite me. 但是它们一被捡起来，就试图咬我。【用法归纳】(1)once作为连接词引导时间状语从句时，后面可接现在分词或过去分词。Once opened, the museum will be very popu

13、lar with the citizens.博物馆一旦开放，肯定会受到市民的欢迎。(表被动)Once talking with him, youll find him an easygoing man. 一旦与他交谈，你就会发现他是一个随和的人。(表主动)(2)once 引导的从句中，要用一般时代替将来时。Once you have grasped English, youll be easy to get a wellpaid job.一旦你掌握了英语，你就会很容易找到一份报酬很高的工作。(现在完成时代替将来完成时)Once he arrives, we can start.他一到我们就可以

14、开始。(一般现在时代替一般将来时)You will be successful in the interview _ you have confidence. (福建)AbeforeBonce Cuntil Dthough2Only after you have had that recognition can you say that you are truly an inventor.只有在你获得了那种认证后，你才能说是一个真正的发明家。Only+从句引起的倒装句。3The criteria are so strict that it is difficult to get new ide

15、as accepted unless they are truly novel.(评定)专利标准是很严格的，除非新的想法真是新颖的，否则很难被接受。此句含有sothat 和 unless引导的两个状语从句。4Remember to include one change to your invention in case it doesnt work the first time.记住对你的发明要有变化的余地，以防它第一次不起作用。【用法归纳】in case(以防)万一in case 后可接从句，也可置于句末。in case of 要是；在时候(后接名词或代词)in this case 如果这样

16、的话in that case 如果那样的话in any case 无论如何in no case 决不(位于句首，句子应使用倒装语序)Take your umbrella in case it rains.拿着你的雨伞以防下雨。In case I forget, please remind me of my promise.如果我忘记了我的诺言，请提醒我。 In case of fire, open this safety door.一旦发生火灾，打开这扇安全门。In no case may you leave the baby alone at home.你决不能把孩子一个人留在家里。【小试身

17、手】1.Leave your key with a neighbor _ you lock yourself out one day. 北京)Aever since Beven if Csoon after Din case2.It is reported that there will be a heavy rain tomorrow, _ the hike would be put off. Ain any case Bin which case Cin no case Din case3.The first bus has just left and the next bus will

18、come in twenty minutes._， we will have to wait.AIn this case BIn this way CBy this means DIn the endTo learn the differences among the words and master their usages correctly.（学习近义词的用法，准确使用这些词语。）Step5.Testing in class & improving skills（随堂检测，落实考点）请根据下列每小题后的提示选择出正确答案：1. When I grew up in a small vill

19、age of my hometown at the foot of a mountain , the visit to the village_ scenes of my children.A. called up B. called for C. called on D. called in 2. Our English teacher sometimes writes _on QQ, even when theres not much to say.A. now and then B. by and by C. step by step D. more or less 3. The Sen

20、ior students should be taught to _right _wrong in class.A. distinguish; by B. distinguish; for C. distinguish; from D. distinguish; to 4. She _in touch with his friend when she arrived at Xian. A. set about getting B. set about to get C. set out getting D. set out get 5. The train came to an _stop,

21、making many passengers fall off their seats. A. abrupt B. abruptly C. suddenly D. surprised 6. Their house is very _for schools and stores. A. convenient B. abrupt C. central D. apparent 7. The teacher asked us not to be _in class. A. passive B. active C. clever D. lonely 8. Can you give me a _reaso

22、n why you want to leave my company? A. passive B. abrupt C. disturbing D. valid 9. A computer has a wide range of _for businesses. A. indication B. expectation C. applications D. regulation 10. John may phone tonight. I dont want to go out _he phones. A. as long as B. in order that C. in case D. so

23、that11. She _her bag and brought out an old photograph. A. went into B. looked into C. got into D. dived into 12. Most of the old different from the young are interested in _events. A. current B. latest C. recent D. fast 13. Water can absorb and give off a lot of heat without big changes in temperat

24、ure, this creating a _environment. A. peaceful B. sensitive C. common D. stable 14. The passage without new words is _not easy to understand. A. truly B. in truth C. from fact D. fact 15.When we plan our vacation, my mother often offers _suggestions. A. careful B. practical C. effective D. acceptabl

25、e （答案参见由王军龙主编，陕西师大出版社出版的新课程高中英语词汇导学练P233）To use the usages of important language points to do some exercises（运用语言点解决有关问题。）Step6. Assessment & Homework（课堂评价，布置学案）1. Finish the exercises at Page 23;2.Read the new words and the text after class.3.Find and underline all the sentences including the Past Participle in the text.To finish the homework.（完成作业。）版权所有：高考资源网()