《When was it invented》PPT课件最新.pptx

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1、Unit 6Unit 6 Grammar FocusHere is a big box .Fisher(费希尔）费希尔）invented it in 1901. It s very hard-working. It can make your clothes clean and your housework easy. With its help you can have more time to relax or to work. washing machineIt is used for washing things.Who was it invented by ?It was inven

2、ted by Fisher When was it invented?It was invented in 1901. Whats it used for?fridgeHere is a big box. An American man named Jacobi Perkins(雅可比雅可比帕金斯）帕金斯）invented it in 1834. has some small rooms . You can put much food in it ,like drinks, vegetables, meat, eggs and so on. Even in hot summer, it can

3、 keep the food fresh. Because of it ,you can enjoy your ice cream in summer.Who?When? What?Here is a box. Percy Spencer invented it in 1955. You can use it to cook many kinds of delicious food, such as fish ,meat and rice. You can also use it to make cold food hot in a few minutes. microwave ovenWho

4、?When? What?What invention are they talking about?Who invented the zipper?When was the zipper invented?When was it used widely?Where can you see zippers?The zipper.It was invented by Whitcomb Judson.In 1893.In 1917.On dresses, trousers, shoes, bags, almost everywhere.1.被用来2.考虑3.有道理4.电话是什么时候发明的？5.我认为

5、是1876年发明的。6.它们是用来干什么的呢？7.你能帮我考虑一种发明吗？8.它真的是如此伟大的一项发明吗？9.考虑一下它在我们的日常生活中使用的多么频繁。10. 不同发明的先锋都被列了出来。11. 在那时，它还没有被广泛地应用。12. 我的荣幸13. 我作业的主题be used forthink ofhave a pointWhen was the telephone invented?I think it was invented in 1876.What are they used for?Can you help me think of an invention?Is it reall

6、y such a great invention?Think about how often its used in our daily lives.The pioneers of different inventions were listed there.At that time, it wasnt used widely.my pleasurethe subject for my school projectdiscover, invent和和find都是动词都是动词, 它们的词义相近它们的词义相近, 但但是有区别是有区别:discover意为意为“发现发现”, 指发现某种本来存在指发现

7、某种本来存在,但以但以前未被发现或未为人所知的事物或现象。前未被发现或未为人所知的事物或现象。 The lost bike was discovered at the bus stop. 丢了的自行车在公共汽车站那儿找到了。丢了的自行车在公共汽车站那儿找到了。 Later I discovered that he was so kind. 后来我才发现他那么善良。后来我才发现他那么善良。invent 意为意为“发明发明”, 指发明以前不存在的东西。指发明以前不存在的东西。 Do you know who invented the computer? 你知道谁发明的电脑吗？你知道谁发明的电脑吗？

8、find 意为意为“找到找到, 发现发现”, 指偶然发现或几乎没有困指偶然发现或几乎没有困难地发现。难地发现。 I found some old photos in that drawer. 我在那个抽屉里发现了一些旧照片。我在那个抽屉里发现了一些旧照片。 1). Edison _ the electric lamp. 2). I lost my necklace last night. I havent _ it. 3). Who _ America first? inventedfounddiscovered 4). The telephone _ in 1876. A. invented

9、 B. was invented C. was found D. was discovered【点拨点拨】选选B。invent “发明发明”，且，且telephone与与invent 之间是动宾关系，之间是动宾关系，应用被动语态。故选应用被动语态。故选B。3. Can you help me think of an invention? My pleasure.My pleasure也可说成也可说成Its a / my pleasure.或或 A pleasure ，意思是意思是“我的荣幸；愿为你效劳；这是件愉快的事我的荣幸；愿为你效劳；这是件愉快的事”。 Will you please he

10、lp me take the books to the classroom? 请你帮我把这些书带到教室里去好吗？请你帮我把这些书带到教室里去好吗？ My pleasure. / Its a pleasure. 愿为你效劳。愿为你效劳。 pleasure n. 愉快；高兴愉快；高兴She took no pleasure in her work. 她觉得自己的工作毫无乐趣。她觉得自己的工作毫无乐趣。I will remember this meeting with pleasure. 我会愉快地记着这次的会晤。我会愉快地记着这次的会晤。It is a pleasure to work with

11、you. 和你一起工作真是件乐事。和你一起工作真是件乐事。 at (ones) pleasure 随便随便You are free to come and go at your pleasure. 来去自由来去自由, 悉听尊便。悉听尊便。 take pleasure in以某事为乐以某事为乐,喜欢做某事喜欢做某事 with pleasure 愉快地愉快地, 高兴地高兴地, 没没问题问题知识链接知识链接 4. Well, you do seem to have a point you do seem to have a point 是个强调句，用是个强调句，用“助动词助动词do +谓语动词原形谓

12、语动词原形”的结构。的结构。He does look well. 他的确看起来气色很好。他的确看起来气色很好。 You did give me a fright. 你真把我给吓了一跳。你真把我给吓了一跳。 have a point 有道理有道理I admit (that) you have a point. 我承认你有理。我承认你有理。I guess you have a point there. 我想你说的有道理。我想你说的有道理。 5. it mentioned that the zipper was mention v. 提到；说到提到；说到Dont mention this probl

13、em this evening. 今晚别提这个问题。今晚别提这个问题。Nobody mentioned the real purpose of this meeting. 谁也没有提到这次会议的真正目的。谁也没有提到这次会议的真正目的。1) mention表示表示“提到；提及提到；提及”，是及物动词，是及物动词，其后接名词或代词作宾语时，无需用任何介其后接名词或代词作宾语时，无需用任何介词；另外注意不接双宾语。如：词；另外注意不接双宾语。如： He never mentioned his girl friend to me./ He never mentioned to me that he

14、had a girl friend. 他从未向我提及他有个女朋友。他从未向我提及他有个女朋友。2) 若后接动词，要用动名词，不能用不定式若后接动词，要用动名词，不能用不定式 Whenever I mention playing football, he says hes too busy. 我一提起踢足球，他就说太忙。我一提起踢足球，他就说太忙。3) not to mention意为意为“更不用说更不用说; 还不算还不算” He can speak French, German and Japanese, not to mention English. 他会说法语，德语和日语，更不用说英语。他

15、会说法语，德语和日语，更不用说英语。4) 口语中说口语中说 Dont mention it. 主要用来回答感谢，主要用来回答感谢，有时也用来回答道歉。如：有时也用来回答道歉。如：A：Thank you very much. 多谢你了。多谢你了。B：Dont mention it. 不客气。不客气。A：Im sorry to have troubled you. 对不起打扰你了。对不起打扰你了。B：Dont mention it. 没关系。没关系。1). (2012辽宁大连辽宁大连) -Thank you for taking me around your school, Daming. - _

16、 A. Dont mention it. B. Never mind. C. Of course not. D. No problem.2). - Sorry, Sir. I made a mistake again.- _. Practice more and you will do better.A. Never mind B. Im not sure C. Youre welcome D. Dont mention itAA 根据句意和所给汉语提示根据句意和所给汉语提示, 完成下列单词的完成下列单词的确拼写。确拼写。 1. Thats the most _ (有用的有用的) book.

17、2. It is said that Thomas Edison had 1,093_ (发明发明) during his lifetime. 3. - What is this kind of machine used for? - Its used for _ (听听) to music. 4. If you _ (加热加热) the ice, it will soon become water. 5. Children also need time _ (玩耍玩耍). useful inventions listening heat to play 句型转换句型转换1. The pers

18、onal computer was invented in 1976. (对对划线部分提问划线部分提问) _ _ the personal computer _? 2. The shoes with lights were invented by Julie Thompson. (对划线部分提问对划线部分提问) _ _ the shoes with lights _ _ ? WhenwasinventedWhowereinvented by3. Knives are used for cutting things. _ _ knives _ _? 4. A Chinese named Cai

19、Lun invented paper. (改被改被)Paper _ _ _ a Chinese named Cai Lun.Whatareused forwas inventedby5. She was interviewed by the local TV station last week. (改为主动语态改为主动语态)The local TV station _ _ _ last week. interviewedher被动语态被动语态 (Passive Voice) 2结构结构: be + V-p.p.am / are / is +动词的过去分词动词的过去分词was / were +动

20、词的过去分词动词的过去分词 一般现在时的被动语态一般现在时的被动语态:一般过去时的被动语态一般过去时的被动语态:主动句变为被动句所遵循的主动句变为被动句所遵循的4个步骤：个步骤：1. 把原主动句中的宾语变为被动句的主语。把原主动句中的宾语变为被动句的主语。2. 把动词变为被动形式即把动词变为被动形式即be+过去分词，并注意过去分词，并注意其人称和数随主语的变化，而动词的时态则其人称和数随主语的变化，而动词的时态则保持不变。保持不变。3. 原主动句的主语如需要则放在原主动句的主语如需要则放在by后面以它后面以它 的宾格形式出现（注代词的宾格），如不需要则的宾格形式出现（注代词的宾格），如不需要则

21、可省略。可省略。4. 其它的成分（定语、状语）不变。其它的成分（定语、状语）不变。被动语态的几种句型被动语态的几种句型 肯定句肯定句 主语主语 + be + 过去分词过去分词 + (by)A sweet song was sung by her on the stage.2 否定句否定句 主语主语 + be + not +过去分词过去分词 + (by)3 一般疑问句一般疑问句 Be + 主语主语 +过去分词过去分词 + (by)? A sweet song wasnt sung by her on the stage.Was a sweet song sung by her on the st

22、age?4 特殊疑问句特殊疑问句 疑问词疑问词 + be + 主语主语 +过去分词过去分词 + (by)?Where was a sweet song sung by her? 被动语态的运用被动语态的运用:（1） 不知道谁是动作的执行者或没不知道谁是动作的执行者或没 有必要知道谁是动作的执行者时。有必要知道谁是动作的执行者时。The house is quite old. It was built in 1950. 这座房子太旧了，它是这座房子太旧了，它是1950年建的。年建的。When will the road be opened to traffic? 这条路什么时候通车这条路什么时候

23、通车?（2） 需要强调动作的对象即宾语时。需要强调动作的对象即宾语时。 Calculator cant be used in the math exam. 计算器不能用于数学考试。计算器不能用于数学考试。 He was awarded first prize in that contest. 他在比赛中获得了第一。他在比赛中获得了第一。 用所给动词的适当形式填空。用所给动词的适当形式填空。 1. The pizza was _ (make) by me. Would you like to have some?2. The Great Wall is _ (know) all over the

24、 world.3. This story was _ (tell) by my grandmother last night.4. Was a new science museum _ (build) in your hometown last year?5. No student is _(see) in the playground. made known told built seen 6. History is _ by the people. ( make)7. He is often _ to do the work by the teacher. (ask)8. The book

25、 _ by him last year. ( write )9. The radio _ last week. (repair)madeaskedwas writtenwas repaired4a 1. They sold the fridge at a low price.2. Somebody stole my camera from my hotel room.3. Where did you take these photos?4. Our parents advised us not to go out alone.5. Different writers translated th

26、e book into different languages.The fridge was sold at a low price. My camera was stolen from my hotel room by somebody.Where were these photos taken?We were advised by our parents not to go out alone.The book was translated into different languages by different writers.4beat, lock, like, ring, invi

27、te, break, tell, bring1.You _ to the party last night, werent you? Why didnt you go?2.The earthquake happened all of a sudden, but luckily the villagers _to a safe place.3.The door _ when we arrived, so we _ the bell.4.The students _ not to eat or drink in class, but Ruby _ the rule when she started

28、 eating a biscuit in science class.5.The cookies _ by the hungry kids in less than 20 minutes, and they really _ them. were invited were brought was locked rang were told broke were eaten liked4cThe telephone _ (invent) by Alexander Graham Bell. He _(born) in 1847. Mr. Bell _(work) on the invention

29、of the telephone with Thomas Watson. In 1875, Mr. Bell _(learn) how to send musical notes through an instrument similar to a telephone. Finally, the telephone _(invent) in 1876. The first sentence that _(say) on the telephone by Mr. Bell was “Mr. Watson, come here; I want to see you.” Today the tele

30、phone _(use) around the world. was invented was born worked learned was invented was said is used Imagine that you are alone on a tiny island.Choose five inventions you would like to have on the island with you .Tell the group of four what you chose and whyA: Id like to have a radio because I could

31、listen to music all day. B: Yes, but its not going to help you leave the island. I think it would be better to haveknifeflashlighttelescopegunInventionsWhy1.radiolisten to music all day2.3.4.5.Imagine that you are alone on a tiny(小的小的) island. If you can only take five inventions, what would you tak

32、e? Why?If I am alone on a tiny island, Id like to have a radio because I can listen to music all day. Id like to have a light bulb because I can have light. Also Id like to have some food and water. Oh, Id like to have an umbrella because it can keep out wind and rain. But that is not going to help me leave the island . Emm I think Id like to have a boat very much because it can help me leave the island . It can take me home and have family , have warm, have love.