i have made the same mistake three times.mistake为什么不加s?

i have made the same mistake three times.mistake为什么不加s? How can I repair the mistake I have made?mistake要加"s”吗? "make the same mistake"的mistake 要加s吗 _many times,but he still made the same mistake. ________ many times,he still made the same mistake． same,that.i.have.mistake.the.you.say.to.made.have 连词成句 It’s the third time you have made the same mistake．You ( ) m It's the third time __________you made the same mistake. -Lily made the same mistake again.-Oh,it's ___me. Although ____many times,she still made the same mistake.A.sh 非谓语动词___many times,but he made the same mistake again.A Havi I have always made this mistake .