unit6whenwasitinvented全单元

1、1a-1c练习: 用be动词的正确形式填空. A knife _ used to cut apples. 2. The air _ polluted already. 3.The rooms _cleaned later. 4. The students _ asked to have breakfast. 5.They_ encouraged to study hard in the past. 6.Not only he but also I _ punished last night.ishas beenwill be arewerewas观察观察: be动词有动词有_,_和和 _的变化

2、的变化.时态时态人称人称数数用所给词的正确形式填空用所给词的正确形式填空1. Too much water by him every day. (drink)2. Five apples by Tom every day. (eat)3. I _often_by her. (help)4.She _often _by me. ( hit)is drunkare eatenhelped is hit am（The Passive Voice).主动语态与被动语态主动语态与被动语态： 英语动词有两种语态英语动词有两种语态, ,即主动语态即主动语态(The Active (The Active Vo

3、ice)Voice)与被动语态（与被动语态（The Passive Voice)The Passive Voice)。主动语态表示主语是动作的执行者主动语态表示主语是动作的执行者; ;被动语态表示主语是动作的承受者。被动语态表示主语是动作的承受者。 e.g. 1.They make trains in Zhuzhou . Trains are made in Zhuzhou. 2.The farmers grow rice every year. Rice is grown by the farmers every year. 主动语态主动语态被动语态被动语态主动语态主动语态被动语态被动语态B

4、ell invented the telephonein 1876.wasbyThe passive voice.Bell invented the telephone in 1876. The telephone was invented by Bell in 1876. 主语主语 谓语动词谓语动词过去时过去时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变被动语态时需要注意的事项变被动语态时需要注意的事项 一变一变 二套二套 三注意三注意宾变主，宾变主，主变宾，宾语前面主变宾，宾语前面byby跟，谓语动词变过分，不忘前跟，谓语动词变过分，不忘前

5、面面bebe动词跟动词跟套时态，主被动时态一致套时态，主被动时态一致注意因人称的变化而引起的注意因人称的变化而引起的主谓一致问题。主谓一致问题。各种时态的被动语态的构成：各种时态的被动语态的构成： 1.一般现在时态一般现在时态 am, is, are +过去分词过去分词 2.一般过去时态一般过去时态 was, were +过去分词过去分词 3.一般将来时态一般将来时态 will/am.is.are going to + be +过去分词过去分词4.过去将来时态过去将来时态 would/was.were going to + be + 过去分词过去分词 5.现在完成时态现在完成时态 have,

6、has + been +过去分词过去分词 6.过去完成时态过去完成时态 had + been +过去分词过去分词 7.现在进行时态现在进行时态 am, is, are + being +过去分词过去分词 8.过去进行时态过去进行时态 was, were + being +过去分词过去分词 9.9.含情态动词的含情态动词的 情态动词情态动词 + + be + +过去分词过去分词所有时态的被动语态否定就是在所有时态的被动语态否定就是在 最前面的助动词后加最前面的助动词后加 notnot疑问就是把疑问就是把最前面的助动词提前最前面的助动词提前。Many trees are not being pla

7、nted nowAre many trees being planted now?把下列的句子变为被动语态的句子：把下列的句子变为被动语态的句子：1、They speak English in Canada .2、People used wood for making tables. 3、They are making computers in the USA.English is spoken in Canada(by them).Wood was used for making tables.Computers are being made in the USA.把被动句变否定把被动句变否

8、定Computers arent being made in the USA.4、They have grown rice in South China.5. We must plant more trees next year. 6.I am going to clean our classroom tomorrow.More trees must be planted next year.Our classroom is going to be cleaned tomorrow.Rice has been grown in South China.把被动句变疑问把被动句变疑问. .Has

9、rice been grown in South China？常用的被动语态短语常用的被动语态短语be made of from intobe used to do for doing as由由-制成的制成的看出原材料看出原材料看不出原材料看不出原材料原材料制成成品原材料制成成品be filled withbe covered witheg. 1.Paper is made wood.from 2.Tables are made wood. 3.Wood is made paper and tables.ofinto被用来-被用作被用作用-充满被-覆盖1. I feel very happy

10、that I _ to be the host. Congratulations! (07 江西江西) A. choose B. am chosen C. was chosen D. haven chosen 2. Today Chinese _ by more and more people around the world. (07北京北京) A. was spoken B. is spoken C. spoke D. speak CB3(课改实验区考生做课改实验区考生做) (07重庆重庆) Your hometown has changed a lot Yes. Take a look

11、at these tall buildings. They _ last year A. build Bbuilt C. was built Dwere built (非课改实验区考生做非课改实验区考生做) Why is the classroom so dirty? Sorry, sir. It _ yesterday We forgot to do it A. dont clean B. didnt clean C. werent cleaned D. wasnt cleanedDD中考连接: 1. Do you know ? when the car is invented B. whe

12、n was the car inventedC. when the car was invented 2.Many trees _in our city every year. are planting B. are planted C. were plantedA. CB 3. Edison was a great _ ;he _ over 1000 _ all his life.A.inventer; invented; inventions B. inventor; invented; inventionC. inventor; invented; inventions 4. Safet

13、y glasses are used_ protecting your eyes.A. from B. by C. forCC几种特殊结构几种特殊结构1.My uncle gave me a gift on my birthday2.We often hear him play guitarI was given a gift on my birthdayI was given a gift on my birthdayA gift was given A gift was given toto me on my birthday. me on my birthday.He is often

14、heard He is often heard toto play guitar play guitar注意：注意：see,watch,hear,notice,feel,make, see,watch,hear,notice,feel,make, listen to, look atlisten to, look at等动词等动词/ /短语后作宾语补语的短语后作宾语补语的不定式都不带不定式都不带toto；但改成被动语态后必须带；但改成被动语态后必须带toto。Words & Expressions(P68-69) invent be used for scoop adjustable

15、heel battery operate slipper发明；创造发明；创造用来做用来做v. 用勺舀用勺舀 n. 勺子勺子可调整的可调整的后跟；后跟；(足足) 跟跟电池电池操作；作业操作；作业拖鞋拖鞋Four ancient adj.远古的远古的, 旧的旧的inventionscompassgun powder printingpaper printingThe printing Bi Sheng. was invented by Who was the printing invented by?What is it used for?It is used for printing.paper

16、 makingThe paper making Cai lun. was invented by Who was the paper making invented by?What is it used for?It is used for making paper.gun powderThe gun powderChinese people.was invented byWho was the gun powder invented by?compass The compass Chinese people .was invented byWho was the compass invent

17、ed by?What is it used for?It is used for helping us find the right directioncarWhats this called in English?televisiontelephonepersonal computercalculator 计算器计算器umbrella alarm clock n. 警报警报cameran.计算机计算机microwave ovens n.微波炉微波炉abacusesbinoculars 双筒望远镜双筒望远镜light bulbsbattery 电池电池BatteriesWhat are the

18、se called in English?A: When was the car invented?B: Well, I think it was invented in . 1885 1876 1927 1971A: When was the telephone invented?B: Well, I think it was invented in . 1885 1876 1927 1971A: When was the television invented?B: Well, I think it was invented in . 1885 1876 1927 1971A: When

19、was the person computer invented?B: Well, I think it was invented in . 1885 1976 1927 1971A: When were the light bulbs invented?B: Well, I think they were invented in . 1885 1871 1927 1971A: When were the binoculars invented?B: Well, I think they were invented in . 1854 1871 1927 1971Language point

20、1. I think the telephone was invented before the car. 我认为电话在汽车之前发明的。我认为电话在汽车之前发明的。 (1) I think 后接的一个分句做后接的一个分句做I think 的宾语的宾语, 这个分句称叫做这个分句称叫做宾语从句宾语从句。 (2) was invented 是被动语态。是被动语态。 (3) invent 做动词做动词, 意为意为 “发明发明,创创造造”,其名词有两种形式其名词有两种形式:一种为一种为inventor “发明者发明者”; 一种为一种为 invention “发明发明,创造创造” 例如例如:Edison

21、was a great inventor, and he invented more than 1,000 inventions in his life.Look at the things. In what order (顺序顺序)do you think they were invented?1aA: I think the calculator was invented before the computer.B: Well, I think the calculator was invented after the computer.1a1a134251b1babedc1876_188

22、5_1927_1971_1976_dabecAlice: Life must have been difficult when you were a kid.Woman: Oh, not really. Why do you say that?Alice: Well, you didnt have many modern inventions. Like, you probably didnt have a telephone, right?Woman: Of course we did! How old do you think I am? The telephone was invente

23、d in 1876.Alice: How about cars? I bet cars werent invented yet.Woman: Sure they were. Cars were invented in 1885. My family had a car. I think you need to take a history class, Alice.Alice: Ha, ha! Well, did you have a TV?Woman: No, we didnt. The TV was invented around 1927, I think. Some friends o

24、f mine had one. But in those days, TVs were really expensive, and we couldnt afford one.Alice: And I bet you didnt have calculators and computers and stuff. Thats something I do know. We learned in school that hand-held calculators were invented in 1971 and personal computers were invented in 1976.W

25、oman: Youre right. I didnt have those things when I was young. But I do now! _When was /were.invented?A: When was the _ invented?B: I think it was invented in _.Pairwork (1c:P68)19761885187619271971Pairwork (1c:P68)in 1927A: What is this called in English?B: B: It is called a television.A: when was

26、the television invented?B: It was invented in 1927.in 1976in 1971in 1885in 1876in 1827in 1871in 1854in 1800am / is / are + vt.ppwas / were + vt.ppEdison invented the light bulb.The light bulb was invented by Edison.Who Who waswas the light bulb the light bulb invented byinvented by? ?The telephone b

27、y Bell.was invented Who was the telephone inventedWho was the telephone invented by?by?Bell invented the telephone._ was invented by _.The carKarl BenzWho was the car invented by?Who was the car invented by?Karl Benz invented the car.A: What is the car used for?B: The car is used for traveling. A: W

28、hat is the _ used for?B: I think it is used for _.talking with peopleA: What is the used for?B: I think it is used for _. (count)countingA: What is the used for?B: I think it is used for _.(work)workingA: What is the used for?B: I think it is used for _.(ride) ridingA: What is the _ used for?B: It i

29、s used for _.counting(count)A: What is the used for?B: It is used for _.(count)countingA: What is the used for?B: It is used for _. (watch the things far away clearly)watching the things far away clearly.A: What is the _ used for?B: It is used for _ .making the food hot.(make the food hot) 2. Its us

30、ed for scooping really cold ice cream. 它是用来舀十分冰冷的冰淇淋的。它是用来舀十分冰冷的冰淇淋的。 句型句型be used for 意为意为 “被用来做被用来做”,介词介词for表示用途表示用途,后接名词或动名词。后接名词或动名词。如如: (1) sweaters are used for keeping warm. 毛衣是用来保暖的。毛衣是用来保暖的。 (2)小刀是用来切削东西的。小刀是用来切削东西的。 The knife is used for cutting.A: When was invented?B: It was invented inA:

31、Who was it invented by?B: It was invented byA: What is the used for?B: The is used for doing English is used _travelers all over the world. The stick is used _ a ruler. Clothes are used _ keep warm. =Clothes are used _ keeping warm.by asto forbe used for (doing) sth. =be used to do sth.被用来做 be used

32、as 把用作 be used by 被某人使用 be used to (doing) sth.习惯于（做） used to do sth.过去常常做某事Who were they invented by?Who were they invented by?What are they used for?What are they used for?adjustable 可调整的可调整的operate 操作操作 heat 加热加热2a-2ccartelevisiontelephonepersonal computercalculatoralarm clockcameramicrowave oven

33、abacusbinocularslight bulbsbatteriesDo you have a good memory?in 1876BellA: What is this called in English?A: When was it invented?A: Who was it invented by?A: What is it used for ?.B: It is called a telephone.B: It was invented in 1876.B: It was invented by Bell.B: It is used for talking with peopl

34、e.in 1885 Karl Benz travelA: What is this called in English?A: When was it invented?A: Who was it invented by?A: What is it used for?B: It is called a car.B: It was invented in 1885.B: It was invented by Karl Benz.B: It is used for traveling.in 1871giving lightEdisonA: What are they called in Englis

35、h?A: When were they invented?A: Who were they invented by?A: What are they used for?B: They are called light bulbs.B: They were invented in 187.B: They were invented by Edison.B: They are used for giving light.1827, take photos about4,000years agokeep off the rain 1971, countbinoculars,1854,see thin

36、gs far away clearly Knives, cut things Pairwork:A: What is it /are they called in English?B: It is /They are called-A: When is it / are they invented?B: It is / They are invented-A: Who was it /were they invented by?B It was /They were invented by-A: What is it / are they used for?B: It is / They ar

37、e used for -batteryslippersThey were invented by They were invented by Julie ThompsonJulie Thompsonbattery-operated slippers电池供电的拖鞋电池供电的拖鞋ice creamscoop sku:pheated ice cream scoop加热的冰激凌勺加热的冰激凌勺It was invented by It was invented by Chelsea LanmonChelsea LanmonThey were invented by They were invented

38、 by Jayce Coziar and Jayce Coziar and Jamie Ellsworth Jamie Ellsworth shoes with adjustable heels 可调节后跟的鞋可调节后跟的鞋shoes with adjustable heelsbattery-operated slippers 电池操作的电池操作的拖鞋拖鞋heated ice cream scoop 加热的冰淇淋勺加热的冰淇淋勺Who was the invented by?What is the used for ？ Who were the invented by?What are the

39、 used for ？ 2a2aListen and number the inventions inthe order that you hear.3 31 12 22b Listen again. Match the inventions with their inventors and uses.Boy: What are those?Girl: Theyre battery-operated slippers.Boy: What are they used for?Girl: Theyre used for seeing in the park.Boy: Oh, thats cool!

40、 Who were they invented by?Girl: Julie Thompson. And look at this heated ice cream scoop.Boy: I know what its for! Its used for scooping out really cold ice cream.Girl: Right. It was invented by Chelsea Lanmon.Boy: My favorite are those shoes with adjustable heels. You knowyou can move the heels up

41、and down. They were invented by Jayce Coziar and Jamie Ellsworth.Girl: And what are they used for?Boy: Well, you can change the style of your shoes. You can make the shoes go from casual to dressy._2c: Pairwork: Role play conversations using the information in the chart above.A: What is it/are they

42、called in English? B: It is/They are .A: Who was it/were they invented by? B: It was/They were invented by .A: What is it/are they used for? B: Its/Theyre used for Because of some great inventions, our life becomes much easier and more comfortable.We should be proud of being a Cpassgun powderprintin

43、gPapermakingGroup work: 1.I open the door.The door is opened by me.2.He often helps homeless people.Homeless people are often helped by him.3.I handed out some papers just now.Some papers were handed out by me just now.主动语态:主语主语是动作的执行者执行者。被动语态:主语主语是动作的承受者承受者。被动语态结构为：(主动语态)(主动语态)(主动语态)(被动语态)(被动)(被动语态

44、)be+过去分词过去分词将下列句子变为被动语态。将下列句子变为被动语态。3a-41876BellPairworktelephoneWhen ?Who ? What ? Talking with the people far away.Beld1927Tv setWatching and learning many things in the world.When, who, what use?3a 1.Just now we talked some inventions. Ask you: 2.Are these inventions helpful or annoying? 3.Are th

45、ese inventions below helpful or annoying?light bulbA: Is the light bulb a useful invention or annoying invention?B: I think it is a useful invention.A: Why is it?B: Because it gives people more time to work and play every day.alarm clockA: Is the alarm clock a useful invention or annoying invention?

46、B: -A: Why ?B: Because -microwave oven A: Is the microwave oven useful invention or annoying invention?B: -A: Why ?B: Because -3a write three helpful and annoying inventions in the chart below.Wine, money, cigarette, camera, plane, A: What do think is the most helpful invention? B: I think the most

47、helpful invention is the light bulb. A: Why is that? B: Well, it gives people more time to work and play every day.3b3b4 GroupworkImagine that you are alone on a tiny island . What invention do you want to have ? Why ? Fill in the chart below and talking.Fill in the chart and classworkRead the model

48、 Class: What invention do you want to have first ? Sudent A : I want to have a radio. Class: Why is that? Sudent A : Because I could listen to music all day.radio boat plane mobile gun参参 考考 范范 例例 Class: What invention do you want to have first ? Sudent A : I want to have a radio. Class: Why is that?

49、 Sudent A : Because I could listen to music all day.Explanation:2. helpful adj. 有帮助的有帮助的, 有益的有益的e.g. Mr. White is a very helpful man.构词法：构词法：n + ful adj再如再如: use + ful usefulthank + ful thankfulbeauty+ ful beautifulcare + ful carefulExercises: 句型转换句型转换 1. She was seen to come out of the library by h

50、im. （变为主动语态）（变为主动语态） He _ _ _ out of the library. 2. When are trees often planted. （变为主动语态）（变为主动语态） When _ people often _ _?3. The League was founded in Guangzhou in 1922. （就画线部分提问）（就画线部分提问） _ _ _ _ the League _? saw her comeplant treesdoWhen and where wasfoundedExercises: 句型转换句型转换 4. Did the studen

51、ts wear the school clothes a lot? （变为被动语态）（变为被动语态） _ the school clothes _ a lot?5. Kate took good care of the baby yesterday evening. （变为被动语态）（变为被动语态） The baby _ _ good care of _ Kate yesterday evening.was takenbyWerewornhomework 用单词适当形式填空-invent, slipper, use, heat, help 1. whats a pen - for? 2. wh

52、en was the piano -? 3. I think paper is the most - invention. 4. when were electric (电) - invented? 5. Is this your - ice cream scoop?Good bye咸的咸的,含盐的含盐的. 名词名词,salty 加加 y 构成形容词构成形容词 最后最后,终于终于. eg. Everything will be all right in the end. 弄错的弄错的,错误地错误地.eg. He took the umbrella by mistake. 偶然偶然,意外意外,

53、无意中无意中.eg. I met her by accident in a crowded bus. 根据根据, 按照按照 eg. Well be paid according to the amount of work we do.1a1b. Write the name of a different food after each word.sweet: crispy:salty:sour:banana, apple, cakepotato chips, saladpizza, french fries, olivesgrape, lemon, pickle, grapefruit The

54、 potato chips were invented by mistake. They were invented in 1863. The customer thought the potatoes werent thin enough. The customer said they werent salty enough. George wanted to make the customer happy. The customer was happy in the end. that potato chips were invented by mistake? Chips by a ch

55、ef called George Crum. They were invented in .George Crum cooked them for a long time until they . And he sprinkled lots of salt on them so they were .Did you knowwere invented1853were crispyreally salty2c. Pairwork A: Did you know potato chips were invented by mistake?B: Wow, I didnt know that.Who

56、invented them?A: it was invented by a chef called Geroge Crum.How does it taste?It tastes + adj.Food inventionsIts a kind of beverage.It tastes sweet sometimes.Its healthy.It was invented in China Read and answer the Questions:1. What is this article about?2. Was it invented on purpose or by acciden

57、t?3. When was it invented?4. Who invented it?5. How was it invented? TeapotTeacupTea bowl tea teapot teacups tea bowl waterfirstthennextafter some minutesfinally Did you know that tea, the most popular drink inthe world (after water), was invented by accident?Although tea wasnt brought to the Wester

58、n worlduntil 1610, this beverage was discovered overthree thousand years before that. According to an Ancient Chinese legend, the emperor Shen Nong Discovered tea when he was boiling drinking water over an open fire. Some leaves from a nearby bush fell into the water and remained there for some time

59、. The emperor noticed that the leaves in thewater produced a pleasant smell. Later he decided to taste the hot mixture. It was quite delicious. And in this way, one of the worlds favorite drinks was invented.最受欢迎的饮料最受欢迎的饮料 偶然地偶然地直到直到才才根据根据 烧水烧水在篝火上在篝火上 附近的灌木附近的灌木掉进掉进 9.留在那里一段时间留在那里一段时间10.注意某人做某事注意某人

60、做某事 11.产生宜人的香味产生宜人的香味12.决定做某事决定做某事13.这样这样14.被发明被发明 最受欢迎的饮料最受欢迎的饮料 偶然地偶然地直到直到才才根据根据 烧水烧水在篝火上在篝火上 附近的灌木附近的灌木掉进掉进 the most popular drinkover the open fireaccording tonot untilboil the (drinking) watera nearby bushfall intoby accident9.留在那里一段时间留在那里一段时间10.注意某人做某事注意某人做某事 11.产生宜人的香味产生宜人的香味12.决定做某事决定做某事13.这样这样1