stop的过去式(stop和listen的过去式)

s是停止的意思，listen则是听的意思，它们的过去式分别是sped和listened，具体应用可以从以下例子看到

I try to ask her keepping playing the piano, but she sped already, as many people listened the music she played, and so impressed ith it. 我试着让她继续弹钢琴，但她已经停了下来，因为很多人听了她弹奏的音乐，对它印象深刻。