Common mistakes
She don’t like pizza.
She doesn’t like pizza.
Tall
Physical appearance
She isn’t happy --> to question
Is she happy?
Does he plays football on week ends?
Does he play football on weekends?
Outgoing
Personality
He doesn’t play football on weekends -->to question
Does he play football on weekends?
My sister don’t goes to school in the morning and she doesn’t like wake up early.
My sister doesn’t go to school in the morning and she doesn’t like waking up early.
Frequently
My brother doesn’t watch TV in the afternoon and he doesn’t like pizza. --> to question
Does my brother watch TV in the afternoon and does he like pizza?