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We have seen a rapid development of black - and - white TV into colour TV and then into HDTV.
Now almost every family has a TV and almost everyone e 1 watching TV, In fact, TV has already become part of our l 2 . Most people, young or old , are likely to s 3 in front of a TV set in the evening instead of talking with each other or doing a 4 else.
TV has many a 5 . For example, it can offer us the latest news about what are h 6 in every corner of the world; it can open our eyes and enlarge our knowledge. In a word, it helps us to l 7 more about the world.
However, it also has bad things. Some people spend too much time watching TV. This affects their life and work. To children, watching too much TV may do h 8 to their eyes. So we should control the t 9 of watching TV.
We all look f 10 to further improvement of TV to meet our growing needs.