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1、the second period,Unit 6 When was it invented?,Guessing: What is it?,Microwave oven,It is used for cooking and heating food,(加热),What is it used for?,It is used for counting/ calculating,calculator,1971,When was it invented?,klkjuleit,The bicycle was invented in the 1880s in England. It is used for
2、riding.,The umbrella was invented about 4000 years ago in China . It is used for keeping people from the rain and sunlight.,The Camera was invented by Joseph in 1827. It is used for taking photos.,Useful expressions: A: What do you think is the most helpful/annoying invention? B: I think the most he
3、lpful invention is light bulb. A: Why is that? B: Well, it gives/helps people,zipper,Stop people from the cold, decoration.,Answer following questions. What is the subject for Pauls school project? What does Roy think is a great invention? Where is the zipper used? When was it invented? Who was it i
4、nvented by? When did it become popular?,Its “Small inventions that changed the world”,He thinks zipper is a great invention.,It is used in our daily lives. You can see zippers on dresses, trousers, shoes, bags almost everywhere.,It was invented in 1893.,It was invented by Whitcomb Judson.,It became
5、popular around 1917.,My pleasure! 非常愿意！ pleasure n. 意为“高兴;愉快”。 常用短语 my pleasure. / With pleasure. / Its a pleasure. please v.使某人高兴， adv. 请。 pleasant adj. 令人愉快的. 修饰物 pleased adj. 对 满意, 修饰人。 常用短语: be pleased to do sth. /be pleased with sb 1.He takes no _ in his work. 2. I am very _for it is a very_ tr
6、ip. 3. He is a very hard man to _.,pleasure,pleased,pleasant,please,4. Well, you do seem to have a point . 嗯，看来你说的确实有道理 have a point固定短语，意为“有道理” You have a point It would be better to wait till tomorrow. 你说的有道理，还是等到明天比较好。,5. The pioneers of different inventions were listed there. 各种发明的先驱者们被列到了上面。 (1
7、) pioneer (a person who does something first) 可数名词，意为“先锋；先驱”。 China Young Pioneers意为“中国少年先锋队”。 He is a computer pioneer. 他是计算机方面的先驱。,(2) list动词，意为“列表;列清单”。 List them and you will never forget 把它们列出来你就不会忘记了。 list用作名词，意为“名单；清单”。 I did not see his name on the list. 我在名单上没有看到他的名字。,6. For example, it men
8、tioned that the zipper was invented by Whitcomb Judson in 1893. 例如, 它提到拉链是在1893年由惠特科姆.贾德 森发明的。 mention动词，意为“提到，说到”其后可接 that 引导的宾语从句。 He mentioned that the food was invented by a Chinese. 他提到这种食物是由一个中国人发明的。,mention的其他搭配,拓展：, mention sb./sth. (to sb.) (向某人)提起某事 Dont mention it before the children. 在孩子
9、们面前提及此事。 Nobody mentioned anything to me about it. 没人向我提过这事。 mention doing sth.提到做某事 Whenever I mention having dinner together， he says hes too busy. 无论何时我一提起 块儿吃顿饭，他就说太忙。,“Dont mention it.”主要用来回答感谢，有时也来回答道歉。 Thank you very much.多谢你 了。 Dont mention it 不客气。 Im sorry to trouble you. 对不起，打扰你了。 Dont men
10、tion it.没关系。,注意：,Exercises,(2013.陕西)The mobile phone has influenced peoples life a lot since it _. A. invents B. invented C. is invented D. was invented 2. (2013.上海) _ is waiting for you at the gate. He wants to say thanks to you. A. Somebody B. Anybody C. Everybody D. Nobody,D,I. 单项选择。,A,3. At the
11、end of the meeting Miss Green _ two minutes to decide whether she should join the project or not. A. gave B. give C. was given D. was giving 4. The mixture smelt terrible but Tom _ taste it. A. was made toB. was made C. made to D. made,C,A,5.DidyougotoJacksbirthdayparty? No, I_. A.amnotinvitedB. was
12、ntinvited C. haventinvitedD. didntinvite 6.The book Business the Speed of Thought _ in 1999. A. writes B. is written C. wrote D. was written,B,D,7. _anewlibrary _ inyourschool lastyear? A. Is; built B. Was; built C. Does; built D. Did; built 8. Theearthisourhome. It_well. A. mustbeprotectedB. should
13、protect C. needprotect D. shouldprotected.,B,A,1.The young man saved the lives of the children. The lives of the children were saved by the young man. 2. The villagers didnt find the lost boy at last. The lost boy wasnt found by the villagers at last. 3. Did you clean up your room last night? Was your room cleaned up last night? 4. My mother bought me a new CD player. I was bought a new CD player by my mother. / A new CD player was bought for me by my mother. 5. We saw Jim come in. Jim was seen to come in.,II. 将下列句子改为被动语态。,Goodbye,