когда "do" а когда "does" а когда did

Question

Раяз · Accepted Answer

завтра вчера и сегодня

Александр Лобастов · Answer

Ответ 
I, We, You, They = Do 
He, She, It = Does Present Tenses

Did = Past Tenses

Татьяна Мордвинова · Answer

do -для местоимений I, you, we, they 
does - для местоимений he, she it 
в настоящем времени 
did - для всех местоимений в прошедшем 
 
Do you work? 
Does she work? 
Did he worked?

Светлана Орлова · Answer

3 лицо ед. число ( He, she, it..) - does 
1-2 лицо - do. 
Past Simple - Did