How can I repair the mistake I have made?mistake要加"s”吗?

How can I repair the mistake I have made?mistake要加"s”吗? i have made the same mistake three times.mistake为什么不加s? How silly a mistake I had made! How silly the mistake I had How can i get into the hall?you‘ve made a mistake.Don't push "make the same mistake"的mistake 要加s吗 I made a mistake I have always made this mistake . I have r I have made a mistake -Tom,you made the same mistake again.-Yes,how I wish I ( ) t 法语：I made a mistake 西班牙语 I made a mistake I Made A Mistake 歌词