oh,the doorbell’s ringing.ben's opening the door.aladdin's here!he is giving ben some cartoons as a birthday present

doorbell's oh,the doorbell’s ringing.ben's opening the door.aladdin's here!he is giving ben some cartoons as a birthday present的意思 oh,the doorbell’s ringing.ben's opening the door.aladdin's here!he is giving ben some cartoons as a birthday present the doorbell is ringing The doorbell isringing是什么意思 hear the doorbell ring or hear the doorbell ringswhy 改错the doorbell is ring the doorbell ringer 什么意思? 请问while watching TV,we heard the doorbell ring.ring为什么不能加S啊? While watching TV,----- A the doorbell ring B the doorbell rings C we heard the doorbell ring D we heard the doorbell rings 要 理由 ring the doorbell 啥意思呢 英语翻译①While watching television,we heard the doorbell 【rings】.上句中的【rings】要改成【ring】才可以.为什么呢?doorbell 不是第三人称单数么?为什么不要加S?②It isn't much of a car . while watching television,__________ A we heard the doorbell ring B wo heard the doorbell rings RI ri One day the doorbell rings and she opens the door. she ___ washing the clothes after she heard the doorbell 英语翻译one day an old man walks in a street.He sees a little boy called Tom.He wants to ring a doorbell.But its too high for him.The old man os very kind and helpful.He says to theboy,Don't worry,I can help you to ring the bell.” and so he ri