[求医问药] 昨晚听到邻居家ml和床响的声音

so what? if you can open your mind, why should you care about whether they heard or not. you have the right make love with the one you like, just like them. maybe you can tell them that you really like the performance of them when you meet them second day. otherwise, it's hard to devote yourself in your love emotion if you have too many thoughts.