江苏省南京市东山外国语学校高中英语选修七 Unit3 the world online 教学案重点词汇重点短语1. the world online 2.a world of connections 3.that is to say 4.have positive effects on 5.in need of 6.current affairs 7.travel package 8.turn to 9.a variety of topics 10. a waste of time 11.to communicate with the outside world 12.such as 13.become addicted to playing computer games 14.pros and cons 15.become accustomed to spending more time 16.feel worn out 17.be popular with many people 18.in an intelligent manner 19.be happy with the outcome of the debate 20.keep in mind 21. search engine 22.subject directory 23.key word 24.be divided into 25. on that basis 26. take into consideration 27.as a general rule 28.be sure about 29.search for 30 double quotation marks 用心 爱心 专心1重点句型1.One of the greatest benefits of Internet friendsships is that they are based on common interests, rather than appearance, age or popularity.2.W ithout the Internet, these people would have fewer chances of meeting people.3.I have a great appreciation for the Internet. Otherwise, I would not be able to write this e-mail to you!4 Should you ever find information you want to save in your own computer, you can download it.5 As the Internet has gained popularity, there has been a change in the way people spend their time.6.Today I feel worn out.知识点归纳1. That is to say, I believe that the Internet has positive effects on our lives. (P34 ) 也就是说，我相信因特网对我们的生活产生正面的影响。That is to say: That is; in other words 也就是(说)，换言之，亦即常用来进一步解释前面说过的事情。这是个固定短语，在句中作插入语。① My boss has asked me to attend a lecture about the use of the Internet three days from now，that is to say，on Friday．②John...
