九年级英语上册 Module 4 Unit 3 Language in use同步授课课件 外研版

1、Module 4 Great Inventions 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?Information can be kept on CD-ROMs.Books could only be produced one at a time.Can books be replaced by computer

2、s?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 +过去分词过去分词一般现在时一般现在时 amis are +动词的过去分词动词的过去分词 一般过去时一般过去时 waswere +动词的过去分词动词的过去分词 一般将来时一般将来时 will bebe going to be +动词的过去分词动词的过去分词 情态动词情态动词 aux.v. (mustcancouldmay + be +动词的过去分词）动词的过去分词）现在进行时现在进行时 be(am、is、are

3、)+being +动词的过去分词动词的过去分词现在完成时现在完成时 havehas +been+动词的过去分词动词的过去分词被动语态的构成：被动语态的构成：be +动词的过去分词动词的过去分词被动语态：被动语态：主语主语是动作的是动作的承受者承受者 。当我们不知道谁是动作的执行者，或者没有必要指出谁是当我们不知道谁是动作的执行者，或者没有必要指出谁是动作的执行者时，或者只需强调动作的承受者时，动作的执行者时，或者只需强调动作的承受者时，要用被要用被动语态动语态。表格：被动语态基本结构表格：被动语态基本结构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

4、时过去进行时过去进行时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am/is/are donewas/were doneam/is/are being donewas/were being doneshall/will be donewould be donehave/has been donehad been done主动语态如何改成被动语态？主动语态如何改成被动语态？1. 主动语态的宾语改成被动语态的主语。主动语态的宾语改成被动语态的主语。2. 主动语态的谓语动词改成被动语态的谓语动词。主动语态的谓语动词改成被动语态的谓语动词。do3. 注意保持时态和人

5、称的一致注意保持时态和人称的一致。 4. 带双宾的谓语动词有两种改法。当把直接宾语改成主语时，谓语动带双宾的谓语动词有两种改法。当把直接宾语改成主语时，谓语动词后必须加适当的介词词后必须加适当的介词: to，for.如：givebe given to 此类动词还有： pass show send 再如： buybe bought for此类动词还有：make draw cook mend5. 一些动词不定式在主动语态中省略一些动词不定式在主动语态中省略to作宾语补足语，改成被动语态时，作宾语补足语，改成被动语态时，to必须还原必须还原。be done注注:1. 不及物动词（vi.)不用被动语态

6、不用被动语态。如:happen、take place 、appear、disappear 几种特殊结构几种特殊结构1.My uncle gave me a gift on my birthday 2.We often hear him play the guitarI was given a gift on my birthdayA gift was given to me on my birthday.He is often heard to play the guitar注意：注意：see, watch, hear, notice, feel, make, listen to, look

7、at等动词等动词/短语后作宾语补语的不定式都短语后作宾语补语的不定式都不带不带to；但改成被动语态后必须带；但改成被动语态后必须带to。A recorder is used in our English class every day. recorderEnglish classLets practice！use forOften playFootball is played all over the world.A camera is used for taking photos.Lets practice！rob yesterdaysend uplast yearA man-made sa

8、tellite was sent up into space last year.A bank was robbed yesterday.Lets practice！must plantcover within a few years timeThe tree must be planted on the ground.The ground will be covered with trees in a few years time. Lets practice！send to right nowa talk give soonThey will be sent to the hospital

9、 right now.A talk will be given soon.digThe earth is being dug now.eat up alreadyThe food has been eaten up already.ExercisesComplete the sentences with the correct form of the words.1.I think one day books may _(place) completely.2. My bike _(leave) at school, so I have to take the bus to school to

10、day.3. The battery _(charge) yet. How can I use my recorder.4. Paper should not _(throw) away.5. Books and other material can _(borrow) from the library.6. Ive bought a second-hand MP3 playerand about 1,000 songs have _(download) onto it!7. Has the computer _(repair) yet? I need to write my article

11、with it.8. What have _(turn on)? The radio.be borrowedhas been lefthasnt been chargedbe thrownbe placedbeen downloadedbeen turned onbeen repairedComplete the quiz questions and choose the correct answer.1.Who/ pyramids/ build? Who were the pyramids built by?a) The Egyptians b) The Ancient Greeks c)

12、The Romans2. What/ use/ to make paper since the 19th century? What was used to make paper since the 19th century? a) Wood b) Silk c) CottonExercises3.Where/ the story of Romeo and Juliet / set? Where was the story of Romeo and Juliet set? a) In New York b) In Athens c) In London4.where/ the worlds o

13、ldest book printed on paper/ discover? a) In India b) In Chinac) In Egypt5.How long/ computers/ use?a) For less than 50 years b) For 50 years c) For more than 50 yearsMake questions and write answers.What/ shouldnt /do/with paper? (waste)-What shouldnt be done with paper?-It shouldnt be wasted.1. Wh

14、at/can/use/to make paper? (many things)2. What/ might/use/to replace books one day? (computers)3. How/must/printers/keep? (in good conditions)4. Where/can/music/keep? (on MP3 players)ExercisesHow has the place changed?Use these words:add, change, open, paint, put, turn on, take away,The windowThe ca

15、pThe lightThe basketballThe sweaterThe paintingTwo chairsThe booksThe disheshave/has beenComplete 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 sharpened. Then people used them to write with

16、 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, before the writer had to fill the pen with ink again.Many years later, the fountain pen _ from these early pens. In 1950, a European

17、 called Laszlo Biro invented the ballpoint pen. The popularity of writing _quickly with the _ of the ballpoint pen. Even today, ballpoint pen, or Biros, as they _,are much less expensive, compared with the fountain pens.were usedwere cleanedwere writtenwas inventedcall, clean, develop, introduce, in

18、vent, produce, spread, use, writespreadwas developedare calledintroductionwere producedExercisesComplete the sentences with the phrases in the box. 1. Could you imagine a digital image of Yao Ming on the wall _ a poster? 2. Things made _ are usually more expensive than those produced in factories. 3

19、. _ how old books are actually downloaded onto computers. 4. I havent seen my best friend_! 5. Were using too much paper. _, Im going to read all my magazines online.rather thanby handFrom now onfor agesby hand, for ages , from now on, I wonder, rather than I wonderExercisesAround the worldE-book As

20、 we can send mail by email, we can read books by e-book now. E-books first appeared in the 1990s and have made great improvement in technology. Notes can be written on the e-book, new books can be easily downloaded from the Internet, and its much Easier and quicker to search for passages. Whats More

21、, a lot of paper will be saved. Nowadays, the most Advanced e-book is about 620g, 18cm long, 12cm wide and 2cm thick. It looks like a real book. But the E-book is more expensive than paper books, so not many people can afford it. However, with the rapid progress of electronic technology, the e-book

22、will become more convenient and cheaper. It is said that in the near future, there will be more e-books than paper books.Module taskDiscuss how to improve inventionsI. 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. A piano concert _(give) in the hall last Friday.2. The flowers _(water) by Damming already.3. Stars can

23、t _(see) in the daytime.4. The small river _(dry) up since last year.5. So far, many man-made satellites _(send) up into space. was givenhave been wateredbe seenhas driedhave been sent课时达标课时达标6. My father _(teach) computer science in a university. 7. The hard task cant _(finish) in two months.8. Kni

24、ves _(use) for cutting things.9. Lingling _(ask) Betty to attend her birthday party yesterday.10. Can the magazine _(take) out of the library?teachesbe finishedare usedaskedbe takenII. 改写下面的句子，使句意不变，每空一词。改写下面的句子，使句意不变，每空一词。1. I will take care of your son.Your son will _ _ _ _ by me.2. My hometown has changed greatly in the last two years. Great changes _ _ in my hometown in the last two years.3. You should hand in the home