Transcript 3edu教育网
Module 4 Great inventions Unit 1 Paper and printing have been used for ages. Module 4 Great invention inventions invent Four great inventions in ancient China： compass paper gunpowder printing Printing and paper have been invented in ancient China. printing paper They have been used for ages. Printing and paper have been invented in ancient China. They have been used for ages. 现在完成时的被动语态： • have/has + been + P.P. Practice in pairs. What other inventions A: A A… cell has phone been has invented beendo invented . you know? . B: Yes. It has been used for ages. cell phone computer digital camera charge充电 battery Washing machine train fridge robot plane e-bike car Talk in pairs. A:What ’s the advantage of a cell …? phone? 优点 B:It can be used to to… call someone anywhere. cell phone computer digital camera (call someone anywhere, read books, send e-mail, take photos more clearly...) • It can be used to call someone anywhere. • Photos can be taken more clearly by the digital camera . • 含情态动词的被动语态： can /may /must/should…+ be + P.P. an ordinary magazine 普通的 the sixth issue 期 an online magazine Discuss. What’s the advantage of an ordinary magazine? What’s the advantage of an online magazine ? Listen and choose the best answer. 1.Tony wants to borrow _____ from his father. A. a magazine B. a digital camera C. paper 2._______ issues of the school magazine have been published. A. Two B. Three C. Five 3. The magazine will be published________ from now on. A. on paper B. on the school website. C. on newspaper Read and answer the questions. 1.Why does Tony want to borrow his father’s digital camera? Because he will take some photos on the school visit to the museum next week. 2. How will Tony look after the camera? He promises it won’t be lent to anyone or left at school. 3. Why did they choose the online magazine? Because paper won’t be needed and it’s cheap. • Find out the phrases and useful sentences 1.Can I ask a favour ? 肯定回答：Sure/Of course/Certainly… 否定回答：I’m afraid not./I’m sorry ,but… 2.take some photos 3.from now on 4.What’s wrong with …? 5.It doesn’t matter . 6.I’ll see to it /that . 7.lend …to … • • • • • • • • • • • • 1.Uncle Wang has worked here since 20 years ago . (画线提问） How long ____ ____ has Uncle Wang worked here ? 2.Students must do homework every day .（改为被动语态） Homework ___ ___ by students every day . must___ be done 3.They have set up a music club .（改为被动语态） A music club ____ ____ set ____ up by them . has been 4.Can I ask a favour ?（作肯定回答） ____________________________ Sure/Of course/Certainly… 5.I’m different from them .（改为同义句） the ____ same ____ as them . I’m not ____ 6.He promised to finish the work on time .(改为否定句） not ___ to finish the work on time . He promised ____ I think…is better because… a letter an e-mail shopping online Think about: Which do you like better, ordinary shopping or shopping online? Why? ordinary shopping shopping online