Choose the correct variant: 1.what time go you/ do you go to bed on saturday? 2.don"t ask tim. he doesn't know/ not knows the answer. 3. excuse me? does you know/ do you know the time? 4. when you leave/do you leave the house in the morning?

1.What time do you go to bed on Saturday?
2.Don`t ask Tim. He doesn't know the answer.
3. Excuse me, do you know the time?
4. When do you leave the house in the morning?