[外研版]九年级英语上学期Module9Unit3优质课件.ppt

1、Module 9 Great inventions 外研外研九年级上册九年级上册 Unit 3 Language in use 一般将来时的被动语态一般将来时的被动语态 1.1.基本结构总结基本结构总结 主语主语+ will is going to are going to + be+动词过去分词动词过去分词 by+动作执行者动作执行者 1. 肯定句形式：肯定句形式： 主语主语+ will/be (am/is/are) going to+be+done 2. 否定句形式：否定句形式： 主语主语+ will not/be (am/is/are) not going to + be +done 1

2、.1.各类句式各类句式 3. 一般疑问句形式：一般疑问句形式： Will+主语主语+be+done? Be (am/is/are) +主语主语+going to+be done? 4. 特殊疑问句形式：特殊疑问句形式： 特殊疑问词特殊疑问词+will+主语主语+be+done? 特殊疑问词特殊疑问词+be (am/is/are) +主语主语+going to+be done? 3、被动语态用法总结、被动语态用法总结 格式格式 主动语态主动语态 被动语态被动语态 一般现在时一般现在时 do/does am/is are+done 一般过去时一般过去时 did was/were+done 一般将来

3、时一般将来时 will/be going to do will be/be going to be+done 肯定句形式肯定句形式 否定句形式否定句形式 一般现在时一般现在时 主语主语+am/is/are+done 主语主语+am/is/are+ not+done 一般过去时一般过去时 主语主语+was/were+done 主语主语+was/were+ not+done 一般将来时一般将来时 主语主语+will be/be going to be +done 主语主语+will not be/be not going to+be+done 一般疑问句形式一般疑问句形式 一般现在时一般现在时 A

4、m/Is/Are+主语主语+done 一般过去时一般过去时 Was/Were+主语主语+done 一般将来时一般将来时 Will+主语主语+ be+done Be+主语主语+going to be+done 特殊疑问句形式特殊疑问句形式 一般现在时一般现在时 特殊疑问词特殊疑问词+am/is/are+主语主语+done 一般过去时一般过去时 特殊疑问词特殊疑问词+was/were+ 主语主语+done 一般将来时一般将来时 特殊疑问词特殊疑问词+will+主语主语+be+done 特殊疑问词特殊疑问词+be+主语主语+going to be+done Language practice The

5、yll be put up on the school website. Will computers be used more than books in the future? Will books be replaced by the Internet? Complete the sentences and conversations with the correct form of the words and expression in brackets. 1 1 _ books _ (replace) by computers in the future? 2 My bike is

6、broken. It _ (fix) tomorrow. Will be replaced will be fixed 3 Dad, can I use the Internet this evening? Yes, but the computer is not on yet. The electricity _ (not connect) until nine oclock. will not be connected 4 _ the problem _ (talk about) at the meeting tomorrow? Will be talked about 5 Who _ (

7、invite) to give a report about great inventions next Friday? 6 When _ the work _ (finish)? In two days. will be invited will be finished Look at the pictures and describe the new classroom that will be built. Use the words in the box to help you. 2 A new classroom will be built. build buy change Pos

8、sible answers A new floor will be built. New furniture/desks/chairs will be bought. A new blackboard will be bought. A new interactive whiteboard will be bought. The windows and the door will be changed. The teachers desk will be painted. The lights will be changed. The colour of the walls will be c

9、hanged. The walls will be fixed. Work in pairs. Ask and answer questions about these great inventions. 3 a 1875 America Alexander Graham Bell 1903 America Wright Brothers b 1924 Britain John Logie Baird c A: When was the telephone invented? B: It was invented in 1875. A: What kind of telephone do yo

10、u think will be made in the future? B: Complete the sentences with the words in the box. 4 direction introduction spread trade 1 Before the _ of printing, few people could read. 2 There were more books to sell, so the _ in books grew. introduction trade 3 Because more people could read, ideas _ quic

11、kly. 4 What _ will printing take in the future? spread direction Listen and find out where the speaker is. 5 a) In a school library. b) In the British Library. c) In the British Museum. Tapescript After printing was invented, knowledge was spread around the world by books. For many years, books were

12、 very expensive. Each one was written by hand, so very few books were produced. Today, books are produced quickly. Theyre light, cheap and easy to get hold of. But the early books are now too valuable to be picked up and held in the hand, so here in the British Library, they were copied onto a compu

13、ter a few years ago. Have a look at the screen here. You can turn the pages on the screen, without touching the real books. 1 Why were so few books produced in ancient times? 2 Why were many old books copied onto a computer? Listen again and answer the questions. 6 Because they were written by hand.

14、 They are too valuable to be picked up and held in the hand. 3 How has the computer helped people read old books in the British Library? Old books were copied onto a computer a few years ago for people to be able to read them without touching them. Read the passage and choose the best title. 7 a) Th

15、e history of the Internet b) The World Wide Web c) The Internet and the Web d) The future of the Internet The Internet has been around for many years, but it was the invention of the World Wide Web that made it really useful to people. Together, the Internet and the World Wide Web have changed the w

16、orld. It was that.强调句型强调句型 The Internet was invented by the US government in the 1960s, for the army to use. In the 1970s, scientists and businesspeople also wanted to use the Internet to send and receive messages. For some years, people could only send very simple texts. They could not send photos

17、or documents by the Internet. 发送和接收信息发送和接收信息 That changed in 1991, when a British scientist named Tim Berners-Lee invented the World Wide Web. The World Wide Web allows people to send various types of files, such as texts, photos and videos by the Internet, so more and more people started to use it

18、in the 1990s. 例如例如 Today, the Web has hundreds of millions of users. It has changed the way people live, work and play. Through the Internet, email allows us to communicate nearly instantly with people thousands of miles away. People and businesses use e-commerce and online shopping to buy and sell

19、things across the world. 数百；成百上千；数百；成百上千； 许许多多许许多多 The Web also makes peoples lives easier because now many things can be done from home, twenty-four hours a day. The Web can help you do research for your homework, so that you do not need to go to the library. You can use Internet banking, instead o

20、f going to the bank. And, of course, people just “surf the Web” when they want to relax. Technology changes quickly, and it is hard to imagine what the future of the Internet and the Web will be. But it seems impossible to imagine life without them. Now complete the chart. the Internet was invented

21、In the 1960s people can send very simple texts In the 1970s the World Wide Web was invented More and more people started to use Web the Web changes the way people live In 1991 In the 1990s Today Read the passage and answer the questions. 1. When was the Internet invented by the US government? 2. Wha

22、t could people only send at first? In the 1960s. They could only send very simple texts. 3. Who invented the World Wide Web in 1991? 4. Can people use e-commerce and online shopping to buy and sell things? A British scientist named Tim Berners-Lee. Yes, they can. E-books Just as email has changed th

23、e way we write to each other, e-books are changing the way we read. We can easily download new e-books from the Internet. It is much easier and quicker to search for passages now, and we can also write notes in an e-book. What is more, they save a lot of paper. 搜索搜索 记笔记记笔记 而且，而且， 此外此外 But e-book rea

24、ders are still more expensive than paper books, so not all people can afford them. However, with the rapid development of electronic technology, reading e-books will become cheaper and cheaper. A lot of people think there will be more e-books than paper books in the near future. 越来越便宜越来越便宜 Module ta

25、sk: Discussing inventions Work in groups. Prepare for your discussion. 8 Think of an invention that has changed your life. Make notes about the invention: 1 What is it? 2 Why is it useful? Research how the invention has been developed and make notes about what you find out. Discuss with your group. 9 Tell your group about the invention. Ask them for their ideas. Make notes about your discussions. Present your findings to the class. 10