通訊英語作文

在學習、工作或生活中，大家或多或少都會接觸過作文吧，作文是人們以書面形式表情達意的言語活動。相信很多朋友都對寫作文感到非常苦惱吧，以下是小編幫大家整理的通訊英語作文，希望能夠幫助到大家。

when men began to like together in small communities, they it was necessary to find ways of sending messages from one community to another.

even in earliest times there were several different ways this could be done. really rapid communication was not possible until electricity was put to work. in 1844 the first electric telegraph was constructed. thirty years later the telephone was invented. soon a whole succession of inventions was produced: the wireless telegraph and the radio, the motion picture, and television.

earth satellites today bring valuable information almost instantaneously to our homes by means of electrical signals.