通讯英语作文

通讯英语作文

无论是身处学校还是步入社会，大家对作文都不陌生吧，通过作文可以把我们那些零零散散的思想，聚集在一块。那么一般作文是怎么写的.呢？下面是小编帮大家整理的通讯英语作文，欢迎大家分享。

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.