Unit6SectionA30张PPT

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1、Unit 6 When was it invented?Section A Talk about the inventions(发明发明).Which one do you think is the most helpful in our daily life?Lead in computercarcalculatorlaptoptelephonecell phoneradioPresentation1aLook at the things below. In what order do you think they were invented? Discuss them with your

2、group. Then number them 1-4(1=first,4=last) 1 2 3 4 1b Listen and match the inventions with the years.abcdWhen was the.invented? 1876188519271971acbd1c PAIRWORKA: When was the telephone invented ?B:I think it was invented in 1876.2a Listen and number the inventions1-3 in the order you hear them.312

3、_ shoes with special heels_ shoes with lights_ hot ice-cream scoop runs on electricity2b Listen again and complete the chart below.InventionWhat is it/are they used for? _ the style of the shoes seeing _really cold ice-creamshoes with special heels shoes with lights hot ice-cream scoop2cMake convers

4、ations using the information in 2b.A: What are they used for? B: Theyre used for.2d Role-play the conversation. Read the passage quickly and answer the questions.1. What is the subject for their school project? 2. What kind of invention does Roy think of? 3. Why does Roy think it is a great inventio

5、n? 4. Who and when was the zipper invented? 5. When did the zipper become popular? Small inventions that changed the world.The zipper.Because it is often used in our daily lives.Whitcomb Judson in 1893.Around 1917.What will you do if you are really thirsty?Youd like to drink these drinks.v. 喝；饮喝；饮 n

6、. 饮料饮料Whats the most traditional drink in China? Tea has a long history.Tea was first drunk nearly 5, 000 years ago.boiling drinking waterleavesIt smells pleasant. It tastes delicious and Who was tea invented by?It was invented by the Chinese ruler called Shen Nong Shen Nong How was it invented? boi

7、ling water over an open fire fell into and remainedproduced a nice smell tasted the brown water tea It was invented by accident.have a pointby accident it is said/believed that be brought to sp.take place even though without doubt Language points有道理有道理偶然；意外地偶然；意外地人们说人们说/相信相信被带到某地被带到某地发生；出现发生；出现即使即使毫

8、无疑问；的确毫无疑问；的确 3a ReadingRead the passage quickly and match each paragraph with its main idea.Paragraph 1Paragraph 2Paragraph 3 Lu Yu and his book Cha JingHow tea spread to other countriesHow tea was invented by accident3b Read the passage again and answer the questions. 1. When was tea first drunk?

9、2. How was tea invented? 3. Who is called “the saint of tea”? 4. What is Cha Jing about? 5. When was tea brought to other countries? Nearly 5,000 years ago. It was invented by accident. Shen Nong. How tea plants were grown and used to make tea.Korea and Japan: 6th and 7th centuries England: 16603c C

10、omplete the sentences with the correct forms of the verbs in the box. 1.One of the worlds favorite drinks was_ by accident.2.Tea was first _ by Shen Nong 5,000 years ago. 3.A nice smell was _ when the tea leaves dropped into the hot water. 4. Tea was_ to Korea and Japan during the 6th and 7th centur

11、ies. 5.Tea is now _ between many different countries. invent, drink, bring, produce, tradeinventeddrunkproducedbroughttradedGrammar FocusWhen was the zipper invented？It was invented in 1893.Who was it invented by? It was invented by Whitcomb Judson.When was tea brought to Korea？It was brought to Kor

12、ea during the 6th and 7th centuries. What is the hot ice-cream scoop used for? Its used for serving really cold ice-creamActive Voice: Alexandar Graham Bell invented the telephone in 1876.Passive Voice: The telephone was invented (by Alexander Graham Bell) in 1876. The simple past passive voice 一般过去

13、时一般过去时被动语态被动语态一般过去时被动语态表示过去经常性、习惯性被动动作一般过去时被动语态表示过去经常性、习惯性被动动作或过去某一时刻发生的被动性动作，与主动语态相比或过去某一时刻发生的被动性动作，与主动语态相比,被被动语态中主语是谓语动作的执行者。动语态中主语是谓语动作的执行者。 被动语态的构成被动语态的构成:助动词助动词was/were+ (及物动词的及物动词的) 过去分词过去分词 was (were) + doneGrammarBell invented the telephone in 1876. The telephone was invented by Bell in 1876

14、. 主动语态变被动语态的结构图主动语态变被动语态的结构图:主语主语谓语动词谓语动词过去式过去式宾语宾语时间状语时间状语主语主语谓语动词的谓语动词的过去分词过去分词宾语宾语时间状语时间状语用所给动词的正确形式填空：用所给动词的正确形式填空： 1. The bike _(fix) up by Xiaoming yesterday. 2. Shields _ (use) for protecting peoples body in the past. 3.Last year, a picture _(put) up on the blackboard. 4. She said French_ (sp

15、eak) in France. 5. Teenagers _(allow) to choose their own clothes two years ago.was fixedwere usedwas putwas spokenwere allowedPractice1. 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

16、alone. _5. Different riters translated the book into different languages._The fridge was sold at a low price.My camera was stolen from my hotel room.Where were these photos taken? We were advised not to go out alone. The book was translated into different languages.4a Rewrite the sentences using the

17、 passive vocie.4b Complete the sentences with the correct forms of the verbs in the box. 1. 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 _

18、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 hungry kids in less than 20 minutes, and they really _them. eat, lock, like, ring, invite, break, tell, bring were invitedwere broughtwas lockedrangwere toldbrokewere eatenlik

19、ed4c Decide whether active or passive forms should be used in these sentences. Write the correct forms in the blanks. The 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_(learn) how to send musica

20、l 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 inventedwas bornworkedlearnedwas saidis used was invented Suppose you are alone on a tiny island. What inventions would you like to have on the island with you? Write a short passage.Homework