Lesson 23课件2022-2023学年冀教版英语八年级下册

Lesson 23 The Internet—Good or Bad? Review 1.成长 ； 2. 实现 ； 3. dream of ∕about doing …_________； 4.Change one’s mind ____________ 5.all over the world_________ grow up come ture 改变某人的想法 全世界 梦想做… … Why are some parents worried about their kids using the Internet? Does the Internet make life simpler? How? 学习目标 3分钟牢记本课单词 2. 读课文，把握其意 3. 牢记知识点及重点句子 学习任务 牢记本课单词 2. 读课文，把握其意。画出知识点 3. 自学知识点，与同桌交流 Words & expressions advantage disadvantage simple coin cause less n. 优势；有利条件 n. 缺点；不利因素 adj. 简单的；简明的 n. 硬币 v. 造成；引起 adj. &adv.更少/小的(地) n.较少量；较小的部分 Words & expressions aside attack web steal banking properly adv. 除…之外；在旁边 v. 袭击；损害 n. 网络；网 v.偷盗；窃取 n. 银行业 adv. 正确地 Words: advantage, simple, coin, cause, less, steal, aside, attack, web, properly, disadvantage Expressions: in seconds far away aside from take up Every coin has two sides. Read the lesson and fill in the table. Good things about the Internet Bad things about the Internet 1. It makes life easier and simpler. 2. It helps us get things done more quickly. 3. It opens up the world to us. 4. It is easy to stay in touch with friends. 1. Spending too much time online is harmful to people’s health. 2. It causes them to be less social with family and friends. 3. Some people attack the web or steal others’ personal information. Language Points 1. People are able to connect and share information in seconds. 几秒钟之内，人们就能够相互联系并分享信息。 (1)辨析be able to和can: a. can只有两种时态, 即can 和could, 而be able to 有多种时态, 如was/were able to,  will/shall be able to, have/has been able to b. 表示过去通过努力终于做成了某事要用be able to，而不能用can。 c. can能表猜测，be able to不能。 Can you come tomorrow? He said that we could go there by bus. Will you be able to come tomorrow? I’m able to do the work all by myself. (2)in seconds 短时间内；几秒钟之内 You press a button and it comes on in seconds. 你只要触摸按键，它就会在几秒内启动。 2. It helps us get things done more quickly. 它能使我们把事情做得更快。 get sth. +动词的过去分词 “使某事被……”， get s