One digit is fake

Try to fix 100 questions with changing Only One Digit !

Have you ever felt some statements from your teacher is wrong?
Have you ever tried to correct your teacher?
Trust your feeling and go ahead.
You learn more whatever your feeling is right or not.

"The intuitive mind is a sacred gift and the rational mind is a faithful servant. We have created a society that honors the servant and has forgotten the gift."
-- Albert Einstein