高中英语 unit4 lesson1 tomorrow’s world学案 北师大版必修2

Unit4 lesson1 Tomorrow’s word 学案学习目标：1 know something about the future of cyberspace2 learn some key words: v: affect, attack, crash, harm, disappear, offern:growth,hacker,crime,criminal,terrorist,chaos,entertainment,destuction3 learn some key sentences Fast readingChoose the best topic sentence for the passageA the internet is good for us.B the opinions about the internetC how are the computer and the net going to affect our lives Carefully reading Part1 the number of computers connected to the InternetIn 1983 now in the future Part2 Why are some experts pessimistic about the future?One worry is in cyberspaceNow In the future Part3 what possible changes do the optimists believe the Internet can bring to our lives?1 already 2 in the next few yearsAn explosion of shopping get TV and postal service Part4 our future in virtual reality 1 the use of computers with sounds and images as if 2 virtual reality will become Work in study in shop in Summary: The article talks about the Different people have different ideas. some are , they worry about the hackers and in cyberspace. However, many people are .they think computer can make our life easier. People can buy books, tickets etc. some believe that we will live in a in the future. Words and phrases:1 affect vt .影响 eg： The climate affected his health 用心 爱心 专心1思维拓展：effect n. 结果 have an effects on sb 人+bring sth into effect 实施 side effects 副 物+take effect 起作用，生效=come into effect 2 rapidly adv. rapid adj. make rapid progress3 crime C 犯罪 It’s a crime to do sth 做某事是一种犯罪 commit a crime 犯罪 commit suicide 自杀 prevent crime 预防犯罪思维拓展 criminal adj. 犯罪的 ~~record n. 犯人The criminal was sentenced to death(...