牛津高中英语模块7M7U1-Reading.ppt

Important expressions the evolution of video and sound devices Title shortly afterwards L4 contributed to the development of TV L6 was very primitive and had many drawbacks L8 made important breakthroughs L9 in the late 1920s and early 1930s L10 TVs use many of the principles L10 constructed the first colour TV L12 regular colour TV broadcasts were delayed L15 benefit from satellite TV L24 broadcast the signals ? L24-25 made the first recording of a human voice L27 used round tubes to record on L28-29 used discs as alternative to tubes L30 be wound up by hand L31 Times surely have changed! L32 employed steel tape to record on L35 by the late 1960s L38-39 Sound and video go digital. L42 The first CDs were made available. L43 make … things of the past L49-50 keep pace with L51 foresee what the future will bring L51-52 adaptations were made L9 P5 Relay conversation and music L9 P5 had access to L13(倒数L3) P5 The primary means of getting news and entertainment L14(倒数L2) P5 注意：以下短语中 “to” 是介词， 后接名词或动名词： look forward to; take to; refer to; get/be used to; be/get/become accustomed to; lead to; contribute to； devote to; pay attention to; get down to; the key to… 2. It took more than two decades, though, until 1951, for colour broadcasts to begin in the USA. (L13-14) 但是彩色电视节目一直到1951年才得以在美国开播,这其间一共经历了二十多年的时间。 though conj. 1) 虽然 She hasn’t phoned, even though she said she would. 2) 但是 They’re coming next week, though I don’t know　 which day. adv. despite this: 可是,不过 We were at school together. I havent seen her for years though. delay sth. until ……推迟到…… live (adv.) The ceremony will be broadcast live on television. 直播 The match will be shown live by the BBC. I love their music, but I‘ve never seen them perform live. 现场 The band is playing live in Birmingham tonight. 现场 access (n.) 1) the right to enter