VI. Study the text carefully and complete the following sentences (one word in each blank)

1. 很多背景不同的人对电视的发展做出了贡献。

　Many different people ________ ________ the development of TV.

2. 最早的留声机必须手摇上发条，而且只能播放两分钟长的录音。

The first record players had to be ________ ________ by hand and only played records ________ were two minutes long.

3. 随着数字技术的发展，声音和视频现在可以储存在个人电脑上、互联网上，或者使用某种形式的便携式存储设备储存。

________ ________ ________ of digital technology, sound and video can now be stored on a PC, on the Internet, or using some form of portable storage.

4. 技术变革得太快,大多数人难以跟上。

　Technology is now changing faster ________ most people can ________ ________ ________.

VII. Fill in each blank with a proper word and then enjoy the following sentences.

1. It ________ ________ ________ (直到...才) 1938 ________ the first color TV programme was broadcast.

2. They also make TV ________ ________ (可以接近的) people ________ ________ ________ ________ (远离) from cities, and satellite dishes can often be seen ________ (分布) throughout the countryside and remote areas

3. However, most people still ________ ________ (从...受益)satellite TV, ________ local TV companies broadcast the signals ________ they get from satellite receivers to the population ________ ________ (居住) nearby.

4. ________ ________ ________ ________ (直到...才) the early 1950s ________ most tape recorders began using plastic tape ________ they do today.

5. Who can ________ (预见) ________ the future will bring?

四、作业布置