SIMPLE PRESENT IN NEGATIVESUBJECT + DON’T/DOESN’T +

VERB IN BASE FORM

I, YOU, WE, THEY = DON’THE, SHE, IT = DOESN’T

The computer doesn’t work very well.

My brother and I don’t love going to parties.

SIMPLE PRESENT IN INTERROGATIVEDO / DOES + SUBJECT +

VERB IN BASE FORM

DO I, YOU, WE, THEY…?DOES HE, SHE, IT….?

Does the computer work very well?

Yes, it does. / No, it doesn’t

Do your brothers love going to parties?

Yes, they do. / No, they don’t.