варианты:
1-don't drink/drink not/not drink
2-haves/has/have
3-doesn't start/doesn't starts/do not start
4-You do play/You play/Do you play
5-open/does open/opens
6-do go/goes/go
7-doesn't get up/do not get/up doesn't gets up
8-do they leave/they do leave/they leave
9-does he study/do he studies/does he studies
10-watch/watches/watchs

1)I drink tea.

2)She has two brothers.

3)Tom doesn't start work until 10 today.

4)Do you play an instrument?

5)The museum opens at 10 o'clock.

6)Peter and Megan often go to the cinema.

7)John doesn't get up very late.

8)What time do they leave home in the morning?

9) What language does he study?

10)My son never watches cartoons.

В прикреплении есть объяснение проставления слов

В 3м лице в единственном числе всегда будет писаться окончание -s,-es у глаголов.

А у 1,2 лица или множественных чисел окончаний -s или -es быть не должно.