M7U1 Living with technology
编制：束雨笋 审核：张珍 （2013-3-5）
Welcome and Reading P1-5
1. TV in black and white/black-and-white TV 黑白电视 TV in color/color TV 彩色电视
2. keep/ be/stay in touch with sb 与某人保持联系 get in touch with sb 与某人取得联系
be out of touch with sb/ lose touch with sb 和某人失去联系
3. change over time 随时代变迁
4. improve people’s lives 改善人们的生活
5. shortly afterwards 之后不久
6. contribute to the development of sth 对…的发展做出了贡献 contribute to ①导致 ②作贡献 ③捐赠 ④投稿 contribute to society/ make contributions to society 为社会作贡献
7. the drawbacks of sth/to (doing) sth 某事的缺陷
advantages and disadvantages / strengths and weaknesses /benefits and drawbacks (of…) 优缺点
8. make important breakthroughs in …在某方面取得重大突破
9. delay/put off/ postpone doing sth 推迟做某事
