外研版九上《Module-4-Great-inventions》学案

Module 4 Great inventions【本讲教育信息】一. 教学内容：Module 4 Great inventions 二. 重难点讲解Unit 1 People and print have been used for agesTony：Dad, can I ask a favour? Can I borrow your digital camera?ask a favour of sb.= ask sb. for help“向某人请求帮助”请求帮助：1. Can I ask a favour?2. Can you help me?3. May I ask a favour of you?4. Would you do me a favour?肯定答语：Yes, all right. / OK. / Certainly. / With pleasure.否定答语：Sorry, I can’t. / Centainly not. / Sure not. / I’m afraid I can’t. / sorry, but I never lend it to anyone. 试比较： I lend him a pen, that is, he borrows a pen from me.borrow…from… e.g. I borrowed a camera from my father yesterday? lend…to… e.g. My father lent a camera to me yesterday. Tony’s Dad: Why?Tony：I’d like to take some photos on the school visit to the museum next week.Tony’s Dad：Is this for your school magazine? Has it been published yet?Tony：Yes, two issues have been published. But it’s going to be an online maga zine from now on.Tony’s Dad：What’s wrong with an ordinary magazine?Tony：Do you mean using paper? It’s too expensive. If the magazine is online, paper won’t be needed. That’s an important advantage. It’ll be published on the school website, and it can be read on screen.advantage-disadvantageTony’s Dad：Well, that makes me think. Paper and printing have been used for ages. We once got information from books, but now the same information can be read or even listened to on computers.Tony：I wonder…Can books be replaced by computers? Maybe I’ll write something for the magazine! Anyway, about the camera…?Tony’s Dad：Here it is. The battery hasn’t been charged for a couple of months. It’s been turned off since your mu...