แก้คำให้ถูกต้อง

HELP TO CORRECT NOW!ไม่ได้แก้ไข

Text from midnight_tiger - English

  • Self Improvement

  • Some people say, I'm stubborn as a mule; but I'm stubborn in (on?) self improvement as well.
  • (I mean "intent on self improvement")

PLEASE, HELP TO CORRECT EACH SENTENCE! - English