UnitWhenwasitinvented7.docx

1、UnitWhenwasitinvented7Unit 9 When was it invented?第一课时 一学习目标1 谈论发明的历史2 被动语态如何在过去时态中的使用3 提高听力和口语技能【课前预习】I. 选择填空。( )1. The letter _ in French. Can you read it to me? With pleasure. A. wrote B. is writing C. is written D. is writing ( )2. This kind of rice tastes nice. Do you know where it is grown? Ye

2、s, it _ in Southeast China. A. was grew B. has grown C. is grown D. is growing ( )3. Smoking _ in public in France now. A. not allowed B. is allowed C. isnt allowed D. is allow( )4. Do you think that our classroom _ every day? Yes, I think so. A. should clean B. should be cleaning C. should cleaned

3、D. should be cleaned( )5. What did Miss Wang say to you just now? She said that all the books should _ to the library on time. A. are returned B. return C. be returned D. be returning ( )6. The old man was quite weak after the accident, so he _. A. must be taken care B. must take care of C. must be

4、looked after D. must look after ( )7. Trees and flowers _ every year to make our country more beautiful. A. is planted B. was planted C. are planted D. were planted( )8.Will you go to the birthday party?I wont go until Jenny _. A. is invited B. will be invited C. has invited D. was invited二预习内容写出下列单

5、词，并查阅它们分别是什么时候发明的。1.计算机 computer 1976 2. 小汽车_ _3. 计算器_ _ 4. 电话 _ _5. 电视机_ _找出下列短语并熟记。 1. 被用于做_ 2. 可调后跟的鞋_3. 在黑暗中_ 4. 鞋的样式_ 5. 现代化的发明_ 6. 发明于_7. 被发明_ 8. 电控拖鞋_三达标练习用所给词的适当形式填空。 1. The telephone_(invent) in 1876. 2. Edison was a great _.He had 1093_ during his lifetime.(invent) 3. I _(not have) a compu

6、ter when I was young. 按要求改写下列句子。 1. Cathy looks after the children quite well.（被动语态） _ 2. The radios were made in England in 1890.（主动语态） _ 3. Tom gave her a new pen. （被动语态） _ 4. Stamps are used for posting letters by us. （主动语态） _尝试练习( )(1) When _ this computer _? Last year. A. did。 make B. was。 made

7、 C. is。 made D. has。 made( ) (2) This painting _ to a museum in New York in 1977. A. sells B. sold C. was sold D. is sold( )(3) I wasnt at home yesterday. I _ to help with the harvest on the farm. A. was asked B. asked C. was asking D. had asked( )(4)An organization _ to help disabled people three y

8、ears ago. A. was set up B. is set up C. set up D. will beset up( )(5) Did you win the basketball game? Bad luck. Our team _ in the final one. A. won B. beat C. was won D. was beaten2.Its used for scooping really cold cream.它是用来舀很硬的冰淇凌的。知识点拨be used for“被用来做”，介词for表示目的和用途，后面接名词或动名词形式。例如：Knives are use

9、d for cutting things. 刀子是用来切东西的。拓展迁移(1) be used for doing可以转换成 be used to do 的形式。注意used to do 是“过去常常”。例如：Knives are used to cut things. 刀子是用来切东西的。He used to walk to school, but now he goes to school by bus. 他以前步行去上学，但是现在坐公交车上学。(2)含有be used的常用短语：be used as“被用作”，介词as（“作为”）后面一般接名词，强调使用的工具及手段。例如：English

10、 is used as a second language in this country. 这个国家把英语作为第二语言。be used by“被使用”，介词by后面接动作的执行者。例如：English is used by many people in the world. 世界上许多人使用英语。尝试练习根据所给汉语完成英语句子，每空一词。 以前农民们用这种机器来收割庄稼。This kind of machine _ _ _farmers for getting in crops long before. 这些书几年前当作教科书来用。These books _ _ _ textbooks s

11、everal years ago.参考答案:1 was used by2 were used as【课堂巩固】I. 根据括号内的要求改写句子。(15分)1.They were invented by Julie Thompson. (改写否定句)They _ _ by Julie Thompson.2.Cai Lun invented paper.（改为被动语态） Paper _ _ _ Cai Lun.3.Some clothes were given away to charity by me.（改为一般疑问句，并作肯定回答） _ _ clothes given away to chari

12、ty by _? Yes, _ _.4.The car was invented in 1885.( 对划线部分提问)_ _ the car invented?5.We use it to scoop ice cream. (改写同义句)_ _ _ scooping ice cream by us.四教案反馈Unit 9 When was it invented?第二课时 一 学习目标1.通过话题讨论掌握被动语态2.提高自己的听说技能【教材导学】1.annoying inventions 恼人的发明知识点拨(1)annoy v.“使生气，使烦恼”。例如：You are beginning to

13、 annoy me! 你开始让我心烦了。(2)annoying adj.“困扰的，烦恼的”，指某事物使人心情烦恼。例如：Its annoying that we didnt know about this before. 真讨厌，我们事先并不知道。(3)annoyed adj.“困扰的，烦恼的”，指某人心里感到烦恼。例如：Im getting annoyed with her. 我开始烦她了。拓展迁移类似的词语还有：interestinterestinginterested exciteexcitingexcitedamazeamazingamazed surprisesurprisingsu

14、rprisedboreboringbored relaxrelaxingrelaxedtiretiringtireddisappointdisappointingdisappointed frustratefrustratingfrustrated尝试练习 Everyone in my family is _ in the _ TV play.A. interested。 interested B. interesting。 interestingC. interested。 interesting D. interesting。 interested The news was so _ th

15、at everyone felt _ at it.A. surprising。 surprised B. surprised。 surprisingC. surprising。 surprising D. surprised。 surprised2.I think the most helpful invention is the light bulb. 我认为最有用的发明是灯泡。知识点拨invent v. “发明” 。invention n. “发明（物），创造”。inventor n. “发明家”。 例如：爱迪生是一个伟大的发明家，他一生中发明了许多东西。Edison was a grea

16、t _. He _ lots of _ in his life.拓展迁移辨析invent/ discover/ find/ find out(1）invent“发明，创造”，主要指发明原本不存在的东西。(2）discover“发现”，主要指发现原来存在的东西。(3）find “（偶然）发现，找到”。(4) find out 指通过观察、调查、探究而发现事实真相。尝试练习( ) Columbus _ America in 1492. A. invented B. found C. found out D. discovered( ) Have you _ who broke the window

17、 last night? A. invented B. found C. found out D. discovered【课堂巩固】I. 选择填空。(5分)( ) 1.“Could you tell me who the alarm clock _ by?”Sorry, I dont know.” A. invents B. invented C. is invented D. was invented( )2.Edison _ the light bulb. It is one of the most useful _ in the world. A. invent, inventions

18、B discover, inventor C. invented, inventions D. discovered, inventors( )3.Many trees and flowers _ in our school last term and they made our school more and more beautiful.A. planting B. planted C. are planted D. were planted( )4.The light bulb gives people more time _ every day. A. to work and play

19、 B. work and play C. to work and playing D. working and playing( )5.Did you go to the dinner party?No, I _. A. didnt invite B. wasnt invited C. am not invited D. havent invitedII. 用括号内所给单词的适当形式填空。(5分)1. Alarm clock is an _ (annoy) invention.2. Mary thinks the computer is _ (use)invention in the worl

20、d.3. Now we have many modern _ (invent), such as TV, computers, microwave ovens and so on.4. It would be _ (good) to have a computer than to have a radio.5. I cant find my pet dog. Dont worry. It _ (find)by a little boy just now.【课后提升】I. 根据括号内的要求改写句子。（10分）1.Edison had many useful inventions in his l

21、ife.(改为一般疑问句) _ Edison _ many useful inventions in his life?2.I think the most helpful invention is the light bulb.(对划线部分提问) _ do you think _ the most helpful invention?3.The teacher gave me a book. (改为被动语态) I _ _ a book by the teacher.4.We didnt plant many trees in our school last year.(改为被动语态) Man

22、y trees _ _ in our school last year.5.When was your bike bought? (改为主动句) When _ you _ your bike?二预习内容找出下列短语并熟记。 1. 五项有用的发明_ 2. 整天_ 3. 最有用的发明_ 4. 在岛上_ 5.让人讨厌的发明_ 6. 有（没有）时间做某事_ 7. 改变的样式_ 8.电灯泡_三达标练习用方框内所给单词的正确形式填空。invent, slipper, expensive, use, hundred, heat, help, person, annoy, sit, 1. Whats a mi

23、crowaves oven(微波炉)_ for? 2. When were electric_ invented? 3. I think the most _ invention is the light bulb. 4. Whose _ ice cream scoop is this? 5. The telephone was_ in 1876. 6. It is _. It only cost one yuan. 7. _computers were invented in 1976. 8. _of people went to see the film. 9. Alarm clock i

24、s an _ invention. 10. The chairs are used for_ on.用所给单词的正确形式填空。1.-What is the knife used for? -Its used for _ (cut) things.2. I think would be _(good) to have a TV set than to have a radio.3. How many magazines can _(borrow) from the library every week?4. Moon cakes(月饼)_(make) by his mother every ye

25、ar.5. He _(tell) to do it at once.四教案反馈Unit 9 When was it invented?第三课时 一学习目标1. 通过听力练习学会谈论物品的由来和性质2. 提高听说技能I. 选择填空。( )1.The Chinese medicine always tastes _. A. sweet B. sour C. bitter D. salty( )2.Wow, what a _ lemon! A. crispy B. salty C. sour D. sweet( )3.This cup of ice-cream is nice. It tastes

26、_. A. sweet B. bitter C. hot D. sour( )4.He cooked the potatoes chips for a long time. They were so _. A. sour B. hot C. crispy D. bad( )5. And he sprinkled lots of salt on them so they were _. A. sour B. salty C. sweet D. bitter二预习内容找出下列短语并熟记。1. 用来做_ 2. 无意地_3. 薯片_ 4. 尽力做某事_5. 上个世纪_ 6. 出版_7. 偶然地_ 8.

27、 用完、用光_三达标练习用所给单词的正确形式填空。 1. Is there a new school near here? -Yes, it _(set) up two months ago. 2. Bobs joke _(make) all of us laugh loudly just now. 3. Oh, the mixture _(taste) terrible. I really cant stand it. 4. Did you go to Sams concert? - No, I _(not invite). 5. The children _ (teach) to swim last week and they can swim very well n