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advantagen. 优势；有利条件 disadvantage n. 缺点；不利因素
cause v. 造成；引起 less adj.& adv. 更少/小的(地) n.少量；
2. Key sentence patterns
a. The Internet has changed the world. Let’s talk about the advantages of the Internet.
b. Internet are used widely in people’s daily life.
c. In many ways it makes life easier and simpler.
d. Some of the disadvantages can become real problems if we don’t take care, especially for teenagers.
3. Talk about the advantages and disadvantages of the Internet.
= 3 ﹨* ROMAN III 、Teaching process
Step1. Greeting
Leading-in: Nowadays, the Internet has played an important role in people’s daily life. It made a great contribution to the social development.
Explain the information on Internet plus. Today let’s learn more about the Internet.
Step2: Read the objectives together. Please the little teacher lead students to review the last lesson and check the preview of the new lesson. 设计意图: 鼓励优秀学生组织学生学习，通过“What can we do on the Internet？”话题，让学生各抒己见，在复习旧课的同时，训练了学生的语言表达能力。再者由学生代表来检测大家对本课新词汇的预习情况，学生会更加积极的参与其中。
Step3: Show some pictures that the Internet is used in the various walks of life. Lead students talk about it.
Step4. Work in groups. Discuss the advantages of the Internet.
设计意图：通过刚才教师带领大家一起看图分析，学生已有一定的语言基础。接下来以小组为单位讨论互联网在工作、生活中的运用，并形成语段展示给大家，从而使学生由词汇形成语句，语篇的能力得到训练。
Step5. Show some pictures about the bad influence of the Internet.
Work in groups and talk about it.
设计意图：通过展示一些互联网犯罪及青少年使用互联网的不良行为，在学习语言知识的同时，也渗透了德育教育。
Step6: Pre-reading Think about it!
1. Why are some parents worried about their kids using the Internet?
2. Does the Internet make life simpler? How?
Step7: While-reading Skimming
Listen to the dialogue and tick the correct questions.
While-reading Scanning
Read carefully and find out more information.
Good things about the InternetBad things about the InternetStep8: Practic链接中考
设计意图：通过让学生阅读中考互联网的材料，进一步了解互联网对社会所产生的影响，对未来中考也有个预知。
Step9: Activity
Debate辩论赛