阅读理解 Radio,telephone and television are widely used in the world. When you switch on the radio, you can listen. But when you use telephone, not only can you listen to others but also you can chat with them,however, you cannot see anything at al
Coin-operated telephones and telephone booths have been an integral part of the American scene since the first one — a cumbersome affair called an “automatic pay station,” complete with slots for nickels, dimes, quarters, half-dollars and “cartwheel” silver dollars — was installed in New ...