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课件网) The evolution of video and sound devices Early history of TV In 1925, the first public TV broadcasts were made in the USA. In 1928, the first TV broadcast over a long 1._____ was made between the UK and the USA. Both John Logie Baird and Philo Farnsworth made a lot of 2._____ to the development of TV. In 1938, the first colour TV programme was broadcast. The modern age： satellite TV In 1962, satellites, 3._____ TV to be broadcast live over vast distances, were used to broadcast TV. TV programmes are 4._____ to people living far away from cities with the help of satellites. Early history of sound recorders Thomas Edison made the first recording of a human voice on his invention in 1877. A 5._____ later, Emile Berliner invented a record player 6.____ discs as alternatives to tubes, and so the modern record player was born. Sound and video recorders0 In 1928, the first tape recorders used to copy sound were made in Germany. In the early 1950s, most tape recorders began using plastic tape 7._____ of steel tape and paper tape. By the late 1960s, cassette players, which were easy to 8. _____, were developed. By the late 1970s, video recorders small and cheap enough for home use were 9._____ in. Sound and video go digital In 1982, the first CDs were 10._____. In 1993, the VCD was born, and in 1995, the DVD was invented. The future With the development of digital technology, records, cassette recorders, CDs, DVDs and even TVs will be things of the past. 谢 谢 观 看(
课件网) 派生词 evolutionary →evolution＋ ary storage →store去e＋ age distribute 通常指把整体或定量分为若干份来分配给某些人或地方，通常各份的数量不一定相等。 divide 是普通用词，侧重将某物分成若干份分配给他人，当某物一分为二时，含平均分配之意。 allocate 主要指金钱、财产、权力或领土等的分配，着重分配的比例和专门用途。 ③I saw him when I passed by. 我经过时，看到他正在看书。 ④I watched her go out of the room just now. 刚才我看见她走出房间了。 “课时跟踪检测”见“课时跟踪检测(一)” (单击进入电子文档) 谢 谢 观 看 常见的感官动词或短语：see,look at,listen to,hear, smell,observe,find,watch,notice 宾语：名词或代词 现在分词（强调动作正在进行） 宾补的常 不带0的不定式（强调动作的全过程，宾补 见形式 变为主补时，to要加上) 过去分词（可表示被动和动作已经完成）(
课件网) 派生词 casually →casual＋ ly insurance →insure去e＋ ance translation →translate去e＋ ion “课时跟踪检测”见“课时跟踪检测(二)” (单击进入电子文档) 谢 谢 观 看(
课件网) 发现的问题 网上信息更新不是很快；网页形式不够多样 提出的建议 多收集纯正英文原版文章；增加视频和图片使网页更加有吸引力 “课时跟踪检测”见“课时跟踪检测(三)” (单击进入电子文档) 谢 谢 观 看 1.主语+谓语+宾语 及物动词和不及物动词 及物动词 2.主语+谓语+间接宾语+直接宾语 3.主语+谓语+宾语+宾语补足语 4.及物动词的语态 1.只用于“主语+谓语”结构， 不及物动词 ... ...
