care sunt regulile de folosirea does si do in engleza

Răspuns :

Does - se foloseste numai pentru persoana III singular - he/she

ex: Does she know?
He does exercises every morning.

Do - se foloseste pentru restul persoanelor, I sg si pl, a II-a sg si pl si III pl

ex: Do you know him?
They do care about you.
What did you do?
What do I know?