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1、Module 4 Great inventions,Unit 3 Language in use,Grammar,本模块中，我们学习现在完成时和情态动词的被动语态。首先，我们一起先看一下本模块中出现的被动语态的句子：,The battery hasnt been charged for a coupe of months. Has it been published yet? In those days, books could only be produced one at a tie by hand. Today information can be received online. 从以
2、上例句可以总结归纳如下：,S+ has/have +done,S+ has/have +not+done,Has /Have +S+done?,S+can/ could /must not +be+done,S+ can/could /must +be+done,Can/Could /Must+S+ be+done,Summary,通过这几个模块对被动语态的学习，我们可以发现只要明白了被动语态的各种时态、与情态动词搭配使用都是通过助动词be表现的这个规则，我们就可以自如地运用被动语态了。,1. Complete the sentences with the correct form of th
3、e words.,1. I think one day books may _ (replace) 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?,be replaced,was left,hasnt been charged,4. Paper should not _ (throw) away. 5. Books and CDs can _ (bor
4、row) from the library. 6. Ive bought an MP3 playerand about 1,000 songs have _ (download) onto it? 7. Has the pen _ (mend) yet? I need to write my article with it. 8. What have _ (turn on)? The radio?,be thrown,be borrowed,been downloaded,been mended,been turned on,2. Work in pairs. Complete the qui
5、z questions and choose the correct answer.,what/use / to make paper since the 19th century? a) Wood. 15) Silk. c) Cotton. 2. where /the story of Romeo and Juliet /set? a) In New York. b) In Athens. c) In London.,What has been used to make paper since the 19th century?,Where is the story of Rome and
6、Juliet set?,3. where / the worlds oldest paper / discover? a) In India. b) In China. c) In Egypt. 4. how long/computers / use? a) For less than 50 years. b) For 50 years. c) For more than 50 years.,Where was the worlds oldest paper discovered?,How long have computers been used?,3. Make questions and
7、 write answers.,1. what / can / use / to make paper? -(many things),-what can be used to make paper? -Many things can be used to make paper.,2. what / might / use/ to replace books one day? (computers) 3. where /can / music / keep? (on MP3 players),-what might be used to replace books one day? -Comp
8、uters might be used to replace books one day.,-Where an music be kept? -It can be kept on MP3 players.,4. Look at the pictures and describe how the place has changed. Use the word to help you.,add change open paint put turn on,5. Complete the passage with the correct form of the words in the box.,ca
9、ll clean develop introduce invent produce spread use write,From about. 500 BC, pens were used for writing. The feathers of large birds (1) _and dried. The point of each feather was sharpened. Then people used them to write with ink. Many famous works, such as Shakespeares plays,(2) _ with these pens
10、. Then, in the 18th century, a pen With a steel writing point (3) _ .,were cleaned,were written,was developed,Only a few words could (4) _, however, before the writer had to fill the pen with ink again. Many years later, the fountain pen (5) _ from these early pens. In 1950, a European invented the
11、ballpoint pen. The popularity of writing (6) _ quickly with the (7) _ of the ballpoint pen. Even today, ballpoint pens are much less expensive, compared with fountain pens.,be produced,was developed,spread,introduction,6. Work in pairs. Listen and say where the speaker is. Give reasons for your answ
12、er.,a) In a library. b) In the British Library. c) In the British Museum.,7. Listen again and answer the questions.,1. Why did it take a long time to produce a book in ancient times? 2. Why do many old books have to be kept away from the public?,Because each one was written by hand.,Because they hav
13、e to be kept safely away fro danger.,7. Listen again and answer the questions.,3. How has the invention of the computer helped to make these books easier for people to read? 4. How can the pages of a book on a computer be turned?,The ancient books are downloaded onto a computer so everyone can read
14、them.,By pressing a button.,8. Complete the sentences with the phrases in the box.,1. Could you. imagine a digital image of Yao Ming on the wall _ a poster?,by hand for ages from now on rather than,rather than,2. Things made _ are usually more expensive than those produced in factories. 3. I havent
15、seen my best friend _ ! 4. Were using too much paper _, Im going to read all my magazines online.,by hand,for ages,from now on,Module task,Planning a guide to a museum,9. Work in group. Prepare your discussion.,Each choose an invention (e.g. the computer, the television or the car). Research how your invention has been developed, and make notes about what you find out. The first computers were very big, but now computers are very small.,10. Discuss with your group.,Tell your group what you have found o
