The doorbell isringing是什么意思

a nice doorbell是什么意思 the doorbell is ringing he is piaying the trumpet,but the phone isringing hear the doorbell ring or hear the doorbell rings 改错the doorbell is ring the doorbell ringer 什么意思? someone is ringing the doorbell 有谁知道"they go from house to house and ring the doorbell"是什么意思 ring the doorbell 啥意思呢 The doorbell is ring 修改病句 When the doorbell rang,she_____the room? While watching TV,----- A the doorbell ring B the doorbell r