第四册第四单元教案第四册第单元教案.doc

Unit 4 Section A The Telecommunications Revolution Lead-in Our topic today is “telecommunications”. Technically speaking, it refers to the sending and receiving of messages by telephone, radio, television, etc.. Like it or not, the worldwide telecommunications revolution is already on the upswing. Now let’s proceed with our topic-centered lead-in Q. 1 Why are so many developing countries conducting the telecommunications revolution? 1) Because the world lives in the age of information? 2) Because timely access to information is vital to their economic progress? 3) Because there’ve been dramatic changes in the transfer of information? 4) …? Q. 2 Is it true of the revolution that, the faster, the better? 1) Haste makes waste; 2) It is far from realistic for some countries to make it in one jump; 3) There is much need to weigh costs; 4) It will result in more of loss than gain; 5) … Q. 3 What benefits will the revolution bring to the developing countries? 1) Will it give them an edge in leaping over their backwardness? 2) Will it promote their domestic and foreign investment? 3) Will it narrow the gap of technology between them and the first world? 4) Will it enable them to cruise alongside the developed countries in this field? Q4.What telecommunications devices are available in your life and what do they mean to you? Our topic today is “telecommunications”. Technically speaking, it refers to the sending and receiving of messages by telephone, radio, television, etc.. Like it or not, the worldwide telecommunications revolution is already on the upswing. conveniences in my life; possible to communicate with others at any time and any places; access to endless amount of information; Q5.Brain Storming— What can we do with Internet in the future? SOHO: You can work at home through computer. The Internet makes SOHO (small office, home office) possible. Online shopping: You can buy anything you want without going out. E-business: Conduct business online. E-lear