《When was it invented》PPT课件精品.pptx

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1、Unit 6 When was it invented? Section APeriod 2 ( 3a3c )An Accidental Invention Something about zipper Do you know how small _ changed the world? Thats the subject for my _ _. I want to introduce the _. It is _ a great invention _ it is often _ in our _ _. Zippers can _ _ _ dresses, _, shoes, bags, a

2、lmost everywhere. I have seen on a _ that the _ of different inventions were _. There it _ that the zipper was invented _ Whitcomb Judson in 1893. But it wasnt used _ at that time. In around 1917, it become _. inventions school project zipper such that used daily lives be seen on trousers websitepio

3、neers listedmentioned by widely popular4a 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 the book into different languages.The fridge was sold at a low p

4、rice. 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.4b eat, lock, like, ring, invite, break, tell, bring1.You _ to the party last night, werent

5、 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 eating a biscuit in science class.5.The cookies _ by the hun

6、gry 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 of the telephone with Thomas Watson. In 1875, Mr. Bell _(lear

7、n) 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 telephone _(use) around the world. was invented was born worked l

8、earned was invented was said is usedWhat does it mean? Can you think of an invention that was invented by accident?What is the article about?An Accidental Invention Skim and match the main ideaParagraph 1Paragraph 2Paragraph 3Lu Yu and his book Cha Jing How tea spread to other countriesHow tea was i

9、nvented by accidentP1 one of the worlds favorite drinks today Firstly, -was boiling drinking water-Secondly, some leaves fell into -Thirdly, -remained- -forFourthly, -produced Lastly, -tasted the hot mixture ways by accident how a Chinese ruler Shen Nong who 5,000 years ago when P21. Who is called “

10、the saint of tea”?2. What is Cha Jing about?Lu Yu is called “the saint of tea”.The book describes how tea plants were grown and used to make tea.It also discusses where the finest tea leaves were produced and what kinds of water were used.P3 It _ _ that tea _ _ _ Korea and Japan _ the 6th and 7th ce

11、nturies. In England, tea _ appear _ around 1660, but in less than 100 years, it had become the _ _. The _ _ from China to Western countries _ _ in the 19th century. This helped to _ the _ of tea and the tea plant to more places around the world. _ _ many people now know about tea culture, the Chines

12、e are _ _ the ones who best understand the nature of tea.is believedwas brought toduringdidntuntilnational drinktea tradetook placespreadpopularityEven thoughwithout doubt 1. One of the worlds favorite drinks was _ by accident. 2. Tea was first _ by Shen Nong about 5,000 years ago. 3. A nice smell w

13、as _ when the tea leaves dropped into the hot water. 4. Tea was _ to Korea and Japan during the 6th and 7th centuries. 5. Tea is now _ between many different countries. 3c. invent drink bring produce tradeinventeddrunkproducedbroughttraded1. by accident 偶然；意外地偶然；意外地The little girl knocked the glass

14、off by accident. 小女孩不小心碰落了玻璃杯。小女孩不小心碰落了玻璃杯。We met by accident at the railway station. 我们在火车站偶然相遇。我们在火车站偶然相遇。那个小孩在登山中意外地摔伤了腿。那个小孩在登山中意外地摔伤了腿。 That child broke his leg _ _ when he was climbing the mountain.byaccidentI didnt pass the physics exam last month. _, how do you study for a physics test? A. B

15、y accident B. By mistake C. By the way D. By the timeCby now 到如今；到如今； 至此至此by then 到那时到那时by hand 用手用手; 亲手亲手; 靠手做靠手做by the way 顺便说顺便说; 顺便问一下顺便问一下by the time 到到 . 的时候的时候 by chance 偶然偶然2. and remained there for some time. some time 一段时间；一些时间一段时间；一些时间Ill stay here for some time. 我将在这儿呆一段时间。我将在这儿呆一段时间。We

16、lived in the country for some time. 我们在农村住过一段时间。我们在农村住过一段时间。sometimes, sometime, some time, some times 都都与时间相关。与时间相关。sometimes是个频度副词，意为是个频度副词，意为“有时有时”，表，表示动作发生的不经常性，常与一般现在时或一示动作发生的不经常性，常与一般现在时或一般过去时连用。般过去时连用。 Sometimes I have lunch at school.sometime是个副词，意为是个副词，意为“某时某时”，指时间上不，指时间上不确定的某一点，常用于过去时或将来时。

17、确定的某一点，常用于过去时或将来时。 I saw him sometime in July. They will come sometime next week.some time是名词短语是名词短语, 意思是意思是“一段时间一段时间”, 在句在句中常与中常与for、take等词连用。等词连用。some times是名词短语，意为是名词短语，意为“几次几次(倍倍)”, 对它提对它提问用问用 how many times。 How many times do you watch TV every week？ Some timessometimes, sometime, some time, so

18、me times是是常用的几个词，它们形似而含义不同。请记住常用的几个词，它们形似而含义不同。请记住下面口诀：下面口诀： 分开是分开是“一段一段”， 相连为相连为“某时某时”; 分开分开s是是“倍、次倍、次”， 相连相连s是是“有时有时”。 1) 我们将在八月的某个时候度假。我们将在八月的某个时候度假。2) 我每天花一些时间练习说英语。我每天花一些时间练习说英语。Well take our holiday sometime in August.I spend some time practicing speaking English every day.Translate the senten

19、ces into English.3) 星期天他有时去看电影。星期天他有时去看电影。4) 他以前去过北京几次。他以前去过北京几次。 Sometimes he goes to the cinema on Sunday.He has been to Beijing for some times before.3. a nice smell smell在这里是名词，意思是在这里是名词，意思是“气味气味”The smell made him sick. 这气味使他感到恶心。这气味使他感到恶心。The smell of the paint will pass off in a few days. 油漆味

20、几天后就会消失。油漆味几天后就会消失。smell做名词还有做名词还有“嗅觉；嗅嗅觉；嗅”的的意思。意思。 The dogs can find drugs by smell. 这些狗能嗅出毒品来。这些狗能嗅出毒品来。 Have a smell of this egg and tell me if its bad. 闻闻这个蛋闻闻这个蛋,告诉我坏没坏。告诉我坏没坏。smell还可以做动词，意思还可以做动词，意思“发出发出气味；气味；闻闻到到”。 The flowers smell sweet. 花朵散发芳香。花朵散发芳香。I could smell that the milk was not fr

21、esh. 我闻得出牛奶不新鲜。我闻得出牛奶不新鲜。Can you smell anything? 你闻到什么气味吗你闻到什么气味吗?知识拓展知识拓展smell意为意为“发出气味发出气味, 闻起来闻起来”, 用于系表结构用于系表结构, 其后其后需接形容词作表语。需接形容词作表语。 smell 表示表示“闻到闻到”时时, 是及物动词是及物动词, 其后需接宾语。其后需接宾语。1) We dont care if a hunting dog smells _, but we really dont want him to smell _. ( bad )2) These flowers smell _

22、. A. good B. well C. very much D. badly3) 那朵花闻起来很香。那朵花闻起来很香。 badly badAThe flower smells sweet / good.4) - What is Mum cooking in the kitchen? (2009扬州扬州) - Fish, I guess. How nice it _! A. looks B. sounds C. tastes D. smellsD4. The tea trade from China to Western countries took place in the 19th cen

23、tury. trade n. 贸易；交易贸易；交易China does a lot of trade with many countries. 中国和许多国家进行多方面贸易。中国和许多国家进行多方面贸易。Trade was very good last month. 上月的交易量很大。上月的交易量很大。She made a good trade. 她做了一笔好生意。她做了一笔好生意。trade还可以做动词还可以做动词,“做买卖；从事贸易做买卖；从事贸易”的的意思。意思。I refuse to trade with that company again. 我拒绝再度和那家公司做生意。我拒绝再度和

24、那家公司做生意。He trades in silk. 他经营丝绸贸易。他经营丝绸贸易。My deskmate wanted to trade his pen for my book. 我的同桌想用他的钢笔换我这本书。我的同桌想用他的钢笔换我这本书。知识拓展知识拓展 take place 发生；出现发生；出现The next Rugby World Cup will take place in three years time. 下一届橄榄球世界杯赛将于三年后举行。下一届橄榄球世界杯赛将于三年后举行。The evening party will take place on New Years E

25、ve. 晚会将在除夕那天举行。晚会将在除夕那天举行。 take place 和和happen的用法的用法1) take place 表示表示“发生、举行、举办发生、举行、举办”，一般指非偶然，一般指非偶然性事件的性事件的“发生发生”，即这种事件的发生一定有某种原因，即这种事件的发生一定有某种原因或事先的安排或事先的安排 Great changes have taken place in our hometown during the past ten years. The Olympic Games of 2008 took place in Beijing. 2) happen作作“发生、碰

26、巧发生、碰巧”解，一般用于偶然或突发性解，一般用于偶然或突发性事件事件 What happened to you? Maybe something unexpected happened.注意：注意：happen 与与 take place 通常都没有被动语态。通常都没有被动语态。 1) What _ her? 她发生了什么事？她发生了什么事？ 2) I _ meet my friend in the street. 我碰巧在街上遇见了我的朋友。我碰巧在街上遇见了我的朋友。 3) When will the wedding _？婚礼什么时候？婚礼什么时候举行？举行？happened tohap

27、pened totake place5. without doubt 毫无疑问；的确毫无疑问；的确He is without doubt the cleverest student Ive ever taught. 他确实是我所教过的学生中最聪明的。他确实是我所教过的学生中最聪明的。Without doubt this is the best. 无疑地这是最好的。无疑地这是最好的。 doubt n. 怀疑；疑惑怀疑；疑惑 v. 怀疑；不信任怀疑；不信任When he read the letter, his doubts cleared away. 他读了那封信以后他读了那封信以后,心中的疑虑

28、就消除了。心中的疑虑就消除了。He explained away her doubts. 他通过解释消除了她的怀疑。他通过解释消除了她的怀疑。His honesty is beyond doubt. 他的诚实毫无疑问。他的诚实毫无疑问。in doubt怀疑；拿不定主意怀疑；拿不定主意no / without / beyond doubt 无疑地；无疑地；必定；当然必定；当然make no doubt of 对对毫不怀疑毫不怀疑He says he can cure me but I still doubt him. 他说他能治好我的病他说他能治好我的病,但我还是不相信他。但我还是不相信他。I

29、dont doubt that he wrote it himself. 我不怀疑那是他亲自写的。我不怀疑那是他亲自写的。Do you doubt what I say? 你怀疑我说的话吗你怀疑我说的话吗?We doubted him a liar. 我们怀疑他是个骗子。我们怀疑他是个骗子。. 选词并用其适当形式填空选词并用其适当形式填空 1. Its autumn and _ start falling from the tree. 2. He plans to _in Hong Kong for a few more days. century, leaf, smell, discover

30、, remainleavesremain3. Its Columbus (哥伦布哥伦布) who _ the New Continent. 4. A delicious _ comes from the kitchen. What is Mum cooking for supper? 5. The story happened about a _ ago, that is to say, a hundred years ago. discoveredsmellcentury. 完成句子完成句子1. 我只是偶然发现那只丢失的小猫。我只是偶然发现那只丢失的小猫。 I only found the

31、missing cat _ _ . 2. 根据最近的一项调查，每年有上百万的人死于根据最近的一项调查，每年有上百万的人死于与吸烟有关的疾病。与吸烟有关的疾病。 _ _ a recent survey, millions of people die from diseases linked to smoking each year. by accident According to3. 茶是偶然被发明的。茶是偶然被发明的。 Tea was _ _ _ _.4. 这样，世界上最受欢迎的饮料之一被发明了。这样，世界上最受欢迎的饮料之一被发明了。 So one of the worlds favorite drinks _ _ . inventedby accident was invented5. 据说神农在室外火炉上烧开水时发现了茶。据说神农在室外火炉上烧开水时发现了茶。_ _ _ that Shen Nong _ tea when he was boiling drinking water over an open fire. It is said discovered