Unit 4 The Internet Connects Us-Lesson 23 The Internet — Good or Bad -ppt课件-(含教案)-市级公开课-冀教版八年级下册英语(编号：140eb).zip

冀教版八年级下册冀教版八年级下册Unit 4 The Internet connects us.Lesson 23 The Internet - Good or Bad? The Internet connects us.The Internet has changed the world. The Internet- Good or BadLesson 231. 学会用英文表达网络的优点与学会用英文表达网络的优点与缺点。缺点。2. 学会重点短语和句型学会重点短语和句型.以及以及如何如何正确使用网络。正确使用网络。 Objectives：(教学目标教学目标)*The Internet has advantages and disadvantages.coin 硬币硬币advantage 优势；有利条件优势；有利条件disadvantage 缺点；不利因素缺点；不利因素Every coin has two sides. Smoking can cause lung cancer.cause造成造成,引起引起The boy is stealing money from the bag.steal 偷，盗窃偷，盗窃steal stole stolenSome people will attack the web and steal the banking information.attack 袭击，损害袭击，损害banking 银行业银行业 properly 正确地正确地web 网，网站网，网站 We should use the Internet properly . WordsWords advantagedisadvantagesimplecoincauselessn n. . 优势；有利条件优势；有利条件n.n. 缺点；不利因素缺点；不利因素adj.adj. 简单的；简明的简单的；简明的n.n. 硬币硬币v.v. 造成；引起造成；引起adj.adj. &adv.&adv.更少更少 asideattackwebstealbankingproperlyadvadv. . 除除之外之外v.v. 袭击；损害袭击；损害n.n. 网络；网网络；网v.v.偷盗；窃取偷盗；窃取n.n. 银行业银行业adv.adv. 正确地正确地1和某人保持联系和某人保持联系 2在许多方面在许多方面 3对对有害有害 4除了除了之外之外 5占用占用 6能够做能够做 7在几秒内在几秒内 8从从偷取偷取 9和某人分享和某人分享 10个人信息个人信息 Read the passage,then find out some important phrases. stay in touch within many ways be harmful toaside fromtake up be able to doin secondssteal fromshare with personal informationRead the text aloud.Try to fill in the blanks. in secondsadvantagesdisadvantagessimplerfar awaycoincauselessAside fromattackstealbankingRead the lesson again and find out good things and bad things about the Internet.Good things about the InternetBad things about the Internet1.It makes life easier and simpler.2. It helps us get things done more quickly.3. It opens up the world to us.1.4. It is easy to stay in touch with friends.1. Spending too much time online is harmful to peoples health.2. It causes them to be less social with family and friends.3. Some people attack the web or steal others personal information. Use the Internet properly and carefully and it can make your life more colourful. Listen to the dialogue and tick the correct answers. 1.What are Li Ming and Wang Mei talking about?A.Their school project.B.Their homework. 2. Why does Wang Mei think the Internet is good? A. She can chat with her friends easily. B. She can watch TV programs. 3.Li Ming thinks they should use the Internet A. Carefully and freely. B. Properly and carefully.电脑使得学英语更容易。电脑使得学英语更容易。1.The Internet makes it easy to stay in touch.网络使得保持联系容易。网络使得保持联系容易。 Computers make it easier to learn English.2.It helps us get things done quicklyhave/get sth. done 使使/让让 被做被做I want to get my hair cut .主语主语 +make(s) +it +形容词形容词+ to do sth我我想理发。想理发。 take up aside from 3.Spending too much time online is harmful to peoples health.吸烟对你的身体有害吸烟对你的身体有害。Smoking is harmful to your health.Smoking is bad for your health.be harmful to 意为对意为对有害有害处处=be bad for1.Every coin has two s_.2.Smoking is _ (harm) to peoples health.3.A dictionary is a _ (use) tool.4.We should use the Internet _ (proper).5.Students shouldnt copy _ (other) homework.6.Yesterday he got his photos _(take).idesharmfulproperlyuseful otherstaken Can you do them?7 It helps us get things_ (do)more quickly.8The Internet has changed the _ (世界世界).doneworld *What have you learned in this class? Please write a short passage about the Internet. How to use the Internet?Recite lesson 23 advantage 优势；有利条件；有利因素优势；有利条件；有利因素 disadvantage 缺点；不利因素缺点；不利因素 coin 硬币硬币 cause 造成；引起造成；引起 less (little的比较级）更少的，更小的的比较级）更少的，更小的 attack 袭击；损害袭击；损害 web 网络；网网络；网 steal (stole stolen ) 偷盗；偷盗； 窃取窃取 banking 银行业银行业 properly 正确地正确地 share information_ be able to do sth._ in seconds _ aside from _ stay in touch _ be harmful to _ take up _ take care _分享信息分享信息能够做某事能够做某事除除之外（还有之外（还有）保持联系保持联系对对有害有害占据占据 占用占用 当心当心 小心小心在很短的时间内在很短的时间内1. _too much time online _ _ _ peoples health.2.It may even _people to be _ _ with family and friends.3.Some people _ _ _ or use the Internet to steal others _information, even _ _.Spendingis harmful tocauseattack the web personal banking informationless socialTick the ones you think are OK for junior high students and give your reasons. E-mail with friends and family. Chat online with friends. Download documents(文件）文件） from strangers. Write blogs. E-mail with strangers. Open attachments （附件）（附件）from strangers. Send, receive or post photos with friends. Play online games for a whole day. Download programs. Stay online after 10:00 p.m.1.It _ life _ and _.2.It helps us _ things _ more quickly.3.It _ _ the world to us.4.It _ _ _ _ stay in touch with a friend who lives far away. makes easier simplerget doneopens upmakes it easy toadvantage 优势；有利条件；有利因素优势；有利条件；有利因素disadvantage 缺点；不利因素缺点；不利因素coin 硬币硬币cause 造成；引起造成；引起less (little的比较级）更少的，更小的的比较级）更少的，更小的attack 袭击；损害袭击；损害web 网络；网网络；网steal (stole stolen ) 偷盗；偷盗； 窃取窃取banking 银行业银行业properly 正确地正确地 Lesson 23 The Internet-Good or Bad? 教学设计 Lead in. The Internet is an important tool .We can do many things on it .Ask the students what they can do on the Internet. But sometimes teenagers spend too much time on it .So their parents are worried or angry. Show the objectives of this class. Teach the new words in sentences.coin advantage disadvantage cause less (little 的比较级）attack web steal (stole stolen ) banking properly Translate the useful phrases. stay in touch within many ways 在许多方面 be harmful to 对有害 aside from 除了之外take up 占用 be able to do 能够做in seconds 在几秒内 steal from 从偷取 share with 和某人分享 Reading.Read the lesson and find out good things and bad things about the Internet.How should we use the Internet? Use the Internet properly and carefully and it can make your life more colourful. 合作探究合作探究1The Internet makes it easy to stay in touch2.It helps us get things done quickly3.Spending too much time online is harmful to peoples health.Show in pairs.Listening.Listen to the dialogue and tick the correct answers.Practice.Fill in the blanks according to the text.Can you do them?1.Every coin has two s_.2.Smoking is _ (harm) to peoples health.3.A dictionary is a _ (use) tool.4.We should use the Internet _ (proper).5.Students shouldnt copy _ (other) homework.6.Yesterday he got his photos _(take).7.Eating too late is harmful to our health. =Eating too late _ _ _our heath.Fill in the blanks according to the text.Talking.Talk about it .What advantages and disadvantages do you know about the Internet?How do you use it ?Writing.Write a short passage about how to use the Internet.