2013高一英语新人教版必修二课件：阅读unit3_Computers_Reading_I精编.ppt

What are the advantages and disadvantages of the computers? In my opinion,I can use the computer to…. Discussion * (1)In one’s opinion 按某人的意见,据某人看来 按照他们的意见，我们应该把会议推迟到下星期五举行。 ______________, we should _______the meeting until next Friday. (2)In the opinion of 据...看来 据很多人看来，这是个好计划。 ___________________________________________ (3)Have a good /bad/high /low opinion of 对评价好/坏/高/低 In their opinion put off In the opinion of many people, this is a good plan. =Think well/badly/highly/lowly of * We can use the computer to……. listen to music Watch movies search for … communicate with… do shopping * Advantages We can use the compuers to… 1. use a computer for school work 2. play games on the computer 3. send emails to friends 4. download music and films 5. go shopping on line 6. use QQ to make friends 7. communicate with others * 8. use the Internet to search for information 9. surf the web for fun 10. read news both at home and abroad, read books and magazines * Disadvantages Some students may get too addicted (沉溺于)to it . Some students waste too much time in playing computer games. Some students spend too much time in chatting with others and may be cheated (欺骗)by someone on line. As a result, they have little time to study It is bad for our eyes and health to spend long time in front of computers. * Changes of the machine Calculating machine Analytical machine Universal machine Machine with artificial intelligence Machine with new transistor A family connected by a network A family used by the Internet * Summary about the text. The computer __________ a calculating machine in 1642, then in 1822, it was built as an___________ by ________________. At the year of 1936, Alan Turing ____________ to describe how computers _____________to work , and build a “universal machine” to solve_________________. With the development of __________________ began as Analytical Machine Charles Babbage wrote a book could b