Unit4《Cyberspace》lesson1TomorrowsWorld课件5北师大版必修2.ppt

Unit 4; Lesson 1 Tomorrow’s World The Future of Cyberspace;Step 1 Warm up ;Step 1 Warm up ;Technology;Technology; Step 2 Guessing: Which of these topics do you think it will mention? Read fast and find out! the Internet artificial human time travel robots global warming virtual reality （虚幻/模拟现实）;;;;The structure of the passage (文章的写作结构）;Step 4 Guess the meaning;cybercriminal hacker cyberterrorist the Net (Internet) virtual reality e-mail;1 cybercriminal;Step 5;Step 6 Creation and Speaking ;Thanks for listening!;Useful Expressions; 1. affect our lives Line 1 1. in the last thirty years =in the past thirty years in the past Line 4 2.connect to Line 10 3.be pessimistic about;Line 21 6. be optimistic about Line 24 7. find out holiday offers Line 25 8. all sorts of Line 32 10.a huge growth of shopping on the Net Line 36 11. get entertainment Line 39 12. mail service Line 46 13 as if =as though;Step 2 Practice;4.尽管我们有许多困难，但我们应当乐观地对待生活。 We should be __________ ________ our life ________ we are in great trouble. 5.---Five dollars. That’s my last _____. ---All right. That’s a deal. A. opportunity B.amount C.support D.offer;6.When he heard our difficulty , he ____to help. A. offered B. suggested C. supported D.said 7.How beautiful this picture is ! It looks ______ the butterflies in it were flying to us. A. as if/though B. that C. like D. if