R201012794955基于共通能力的英语职业模块系列.ppt

* * * * * * * * * * Unit 4 Dealing with Technology Text A What Can You Do with 3G? Mobile phones allowed us to talk on the move. The Internet turned raw data into helpful services that people found easy to use. Now, these two technologies together create third generation (3G) mobile services. 3G networks have potential transfer speeds of up to 3 Mbps (about 15 seconds to download a 3-minute MP3 song). For comparison, the fastest 2G phones can achieve up to 144Kbps (about 8 minutes to download a 3-minute song). With the right kind of phone like the iPhone, Blackberry and Google G1, you can really make the most of what 3G has to offer. No matter where you are, if you want to check your emails, make video calls home or book tickets online, 3G can always help. Unit 4 Dealing with Technology Words and Expressions mobile adj. 移动的；流动的 raw adj. 原始的；未加工的 data n. 数据 potential adj. 潜在的 transfer n. 转移；移动 download v. 下载 achieve v. 达到；实现 offer v. 提供 video n. 视频；录像 Unit 4 Dealing with Technology Read and fill After reading Text A, fill in the blanks to complete the summary. 3G technology is the latest technology, which combines mobile technology with ________________. Its ________________ have potential transfer speeds which can ________________ songs very quickly. So it has more advantages over the 2G phones. Besides, 3G ________________ more functions, therefore, you can ________________, make video calls, book tickets online, whenever and ________________ you are. There is no doubt that 3G brings new ways to communicate, handle information, do business, learn and be entertained. Internet services networks Unit 4 Dealing with Technology Read and think Read Text A again and discuss the answers to the following questions. 1. Different people have different ideas about what is a good and efficient mobile phone. Some think it must have a lot of functions(功能), while others think the simpler, the bet