外研版九年级上册module4Unit3.ppt

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1、Unit 3 Language in use Language practicePaper and printing have been used for ages.The battery hasnt been changed for a couple of months.Has it been published yet?现在完成时的被动语态现在完成时的被动语态: have/has (not) been +过去分词过去分词Information can be kept on CD-ROMs.Books could only be produced one at a time.Can book

2、s be replaced by computers?情态动词的被动语态情态动词的被动语态: 情态动词情态动词(not)+ be +过去分词过去分词时态时态被动语态结构被动语态结构一般现在时一般现在时一般过去时一般过去时现在进行时现在进行时过去进行时过去进行时am/is/are +donewas/were+doneam/is/are being+ donewas/were being + done一般将来时一般将来时过去将来时过去将来时现在完成时现在完成时过去完成时过去完成时shall/will be+ donewould be+ donehave/has been+ donehad been

3、+ doneA recorder is used in our English class every day. Lets practice!recorderEnglish classuse foroften playFootball is played all over the world.A camera is used for taking photos.rob yesterdaysend uplast yearA man-made satellite was sent up into space last year.A bank was robbed yesterday.must pl

4、antcover within a few years timeThe trees must be planted on the ground.The ground will be covered with trees in a few years time. send to right nowa talk give soonThey will be sent to the hospital right now.A talk will be given soon.ExercisesComplete the sentences with the correct form of the words

5、.1. I think one day books may _ (place) by computers.2. My bike _ (leave) at school, so I have to take the bus to school today.3. The battery _ (charge) yet. How can I use my recorder?was lefthasnt been chargedbe placed4. Paper should not _ (throw) away.5. Books and CDs can _ (borrow) from the libra

6、ry.6. Ive bought an MP3 playerand about 1,000 songs have _ (download) onto it!be borrowedbe thrownbeen downloaded7. Has the pen _ (mend) yet? I need to write my article with it.8. What have _ (turn on)? The radio?been turned onbeen mended1. What/ use/ to make paper since the 19th century? What has b

7、een used to make paper since the 19th century? a) Wood b) Silk c) CottonComplete the quiz questions and choose the correct answer.2. Where/ the story of Romeo and Juliet / set? Where is the story of Romeo and Juliet set? a) In New York b) In Athens c) In Verona3. where/ the worlds oldest paper/ disc

8、over? Where was the worlds oldest paper discovered? a) In India b) In China c) In Egypt4. How long/ computers/ use? How long have computers been used? a) For less than 50 years. b) For 50 years c) For more than 50 yearsMake questions and write answers.What/ shouldnt /do/with batteries? (throw away)-

9、What shouldnt be done with batteries?-They shouldnt be thrown away.1. what/can/use/to make paper? (many things)What can be used to make paper?Many things can be used (to makepaper).2. what/ might/use/to replace books one day? (computers)What might be used to replace books one day?Computers might be

10、used (to replace books one day).3. where/can/music/keep? (on MP3 players)Where can music be kept?It can be kept on MP3 players.Complete the passage with the correct form of the words.From about 500 BC, pens _ for writing. The feathers of large birds _ and dried. The point of each feather was sharpen

11、ed. call, clean, develop, introduce, invent, produce, spread, use, writewere usedwere cleanedThen people used them to write with ink. Many famous works, such as Shakespeares plays, _ with these pens. Then in the 18th century, a pen with a steel writing point _. Only a few words could _, however, bef

12、ore the writer had to fill the pen with ink again.were writtenwas inventedbe producedMany years later, the fountain pen _ from these early pens.In 1950, a European invented the ballpoint pen. The popularity of writing _ quickly with the _ of the ballpoint pen. Even today, ballpoint pen are much less

13、 expensive, compared with fountain pens.spreadwas developedintroductionWork in pairs. Listen and say where the speaker is. Give reasons for your answer.a) In a library.b) In the British Library.c) In the British Museum.Listen again and answer the questions.1. Why did it take a long time to produce a

14、 book in ancient times? Because each one was written by hand.2. Why do many old books have to be kept away from the public? Because they have to be kept safely away from danger.3. How has the invention of the computer helped to make these books easier for people to read? The ancient books are downlo

15、aded onto a computer so everyone can read them.4. How can the pages of a book on a computer be turned? By pressing a button.Complete the sentences with the phrases in the box.1. Could you imagine a digital image of Yao Ming on the wall _ a poster? rather thanby hand, for ages, from now on, rather th

16、an 2. Things made _ are usually more expensive than those produced in factories.3. I havent seen my best friend _!4. Were using too much paper. _, Im going to read all my magazines online.by handFrom now onfor ages巩固练习巩固练习I. 请根据汉语意思请根据汉语意思, 完成句子完成句子(每空一词每空一词) 。 1. 从现在起我要开始写书了。从现在起我要开始写书了。 _, I will

17、begin to write my book.2.你的衬衫真好看你的衬衫真好看, 是棉的吧？是棉的吧？ Your shirt looks nice. Is it _ cotton? From now onmade from3. 那天下大雨那天下大雨, 所以我们不得不呆在家所以我们不得不呆在家里。里。 It rained heavily that day. _, we had to stay at home. 4. 你们一次只允许借三本书。你们一次只允许借三本书。 You are allowed to _ three books _.As a resultborrowat a time5. 我想

18、有一天我会成为一名教师的。我想有一天我会成为一名教师的。 I think I will be a teacher _. 6. 我还没收到你的信。我还没收到你的信。 I haven t _ your letter.one dayreceivedII. 请根据题后要求完成下列句子请根据题后要求完成下列句子(每空每空一词，含缩写一词，含缩写)。 1. Can Mr. Lee mend your computer? (改为被动语态改为被动语态) _ your computer _ by Mr. Lee? be mendedCan2. Your sister should be sent to hospital at once. (改为主动语态改为主动语态) You _ your sister to hospital at once. 3. We have published a new book. (改为改为被动语态被动语态) A new book _by us.should sendhas been published4. My mobile phone hasn t been lent to Li Ming by me. (改为主动语态改为主动语态) I _ my mobile phone to Li Ming.haven t lent