inventors and inventions学案5.doc

1、【学习目标】 通过阅读了电话发明家亚历山大格雷厄姆贝尔的故事【重点难点】 通过阅读材料，理解文章的内容后对该话题进行理解，然后进一步深化该话题，掌握有关的句子。 【学习内容】 课前预习I. words and phrases:1._ n. 额头 2. _ n. 稻草；饮料吸管3. _ n.三角形 4. _ n. / adj. 流；电流 / 现在的；当前的；5. _ adj. 稳定的；稳固的 6. _ adj. 实际的 7. _ n. 冰箱8. _开始（做）9. _ 迅速把手伸入；一心投入 10 . _ 次序颠倒，发生故障II. Read the text carefully and choos

2、e the correct answer to complete each sentence. 1. Bell invented_ by chance according to the text.A. Morse code B. telegraphC. telephone D. tetrahedron2. Which statement is true according to the text?A. Bell made a contribution to the deaf education.B. Bell invented the telephone for the deaf.C. Bel

3、l thought you shouldnt think too much about something you had never seen before.D. Bell invented a lot of flying machines while searching for a kite to carry a man into the air.3. According to the text, Bell got such great achievement thanks to_.A. a straw joined to a deaf mans earB. the exploring a

4、round problemsC. a moving electrical currentD. his excellent assistant Watson4. We can infer from the text that_.A. doing research in telegraph helped Bell greatly in inventing the telephoneB. Bell was given the patent after he succeeded in sending the first telephone messageC. in order to make the

5、bridges stronger Bell discovered telephoneD. Bell discovered so many practical solutions that he must be a millionaire 课堂学习I. Match the main idea of each paragraphPara 1 A. Bell is a continuing searcherPara 2 B. Bells life information and especially interestPara 3 C. Bells curiosityPara 4 D. Bells i

6、nvention of the telephonePara5 E. The importance of his invention-telephonePara 6 F. Bells first telephone messagePara7 G. Bells new discoveries in other areas of inventionII. Tell whether the following statements are true or false.1. Bells mother was completely deaf, but with the help of Bell, she

7、could hear what Bell said.2. It was Bells interest and curiosity that led to the invention of the telephone.3. In order to improve his invention, Bell made Morse code.4. He invented the helicopter and other flying machines.III. Important sentencesRead the text again, find out the sentences and analy

8、ze them.1. He found that by pressing his lips against his mothers forehead, he could make the bones move in such a way she could understand what he was saying. (P25 L4-6)翻译：_本句是一个复合句，that 引导_从句; she could understand what he was saying 是以_为先行词的_从句。注意 ：the way 做先行词,在定语从句中做状语引导定语从句时引导词有三种情况：_, _,_.如：I

9、dont appreciate the way that /in which /- you deal with such a problem. 翻译成汉语：_2. It was this exploring around problems and his dynamic spirit that led to his most famous inventionthe telephone in 1876. (P25 L14)翻译：_本句为_句式，该句式结构为_.比较： The patent was given in 1876, but it was not until five days late

10、r that Bell sent the first telephone message to his assistant, Watson. (P25 L28)由 until 引出的短语或者从句，所用的强调句型是_.3. Follow it up, explore all around it, and before you know it, you will have something worth thinking about to occupy your mind.(P25 L10)跟踪下去，不断探索，不知不觉中，你就会发现某种值得你思考的东西占据着你的头脑。(1 此 )句属于 “祈使句+

11、and+ 陈述句”结构。该句型中的祈使句有时也可用条件状语从句或非谓语动词改写。(2)有时祈使句可省略或简化成名词短语或介词短语。One more step, and youll be killed.=If you take one more step, youll be killed.3)祈使句+ or/otherwise +陈述句，意为“ ，否则 ”Wear your coat, or you ll catch a cold.穿上外套，否则你会着凉的。练习：1). 选词填空：and ，or Study hard, _ you will fall behind. One step furth

12、er, _ you are lost.2). 一句多译努力工作，总有一天你会成功。a. (用 and 句式)_b. (用 if 从句 )_c. (用现在分词做状语)_4. Although he will always be known for his invention of the telephone, he was in truth a continuing searcher after practical solutions to improve the quality of everybodys life. ( P26，L2-3) 翻译：_词汇详解 in truth【观察探究】1)

13、In truth, I didnt mind whether we went or not.事实上，当时我们去不去我都无所谓。2) The newcomer was in truth a spy.新来的人实际上是个间谍。【归纳总结】in truth 意思为 ，相当于 _ 。【课堂小结与反思】【课后作业与练习】I. 用所给短语填空 call up now and then in case dive into set out to (do) get through in truth hang on out of order ring back 1. _, I visit my grandpa an

14、d grandma in the country. 2. I wont _ my brother unless something unexpected happens. 3. Please _. I will go and get her. 4. Our refrigerator is _ again. Wed better buy a new one instead of repairing it. 5. Last winter that writer _ writing a new long novel. 6. The police _ investigate the cause of

15、the fire. 7. Please take your credit card with you _your money is not enough. 8. He is not here right now; will you please _ later? 9. She _ her bag and took out a few coins. 10. The line is engaged; I cannot _ to his office. 11. I must _ now because I will go to a meeting. 12. The ugly frog was _a handsome prince.II. 翻译句子1. 这确实是个奇迹。(in truth)_ring off set about 2. 就是在公园里你遇到了我。(It wasthat)_3. 我的胃不舒服,得立刻去看医生。(out of order)_4. 他跳到水中,救起那快要溺死的小孩.(dive into)_