How far could people hear on the first telephone?

hear could thes special people the dog on the telephone ?on telephone? The telephone ____talking to people far away.A.used by B.is on the telephone还是on telephone The noise was so loud that it could(hear)_from far away Who invented the first telephone? true love?how many people can understand?who could hear my h hear the sound 和hear the telephone的区别 How long could people stay in the space lad? How far the dog how could you hear like that? .So loudly ____ that people could hear it out in the street.