Computers
Book 2 Unit 3
晨背佳作 积累素材
话题词汇1.Internet n.网络2.screen n.屏幕3.electronic adj.电子4.laptop n.手提电脑5.software n.软件6.data n.数据7.update n.& vt.更新；(使)当代8.download vt.下载
9.virus n.病毒10.computer games电脑游戏11.surf the Internet上网12.shop on line 网上购物