Помогите пожалуйста добрые люди, даю много баллов кто правильно напишет

Сама ищу ответ не могу найти

1.i am writing
2.i was writing
3.is sleeping
4.was sleeping
5.arent doing/are playing
6.werent doing/were playing
7.was reading
8.isnt reading
9.is going
10.what do you doing/i am drinking
11.were you drinking/no i werent drinking/i were eating
12.was reading/is reading
13.is playing
14.was shining/were singing
15.are you eating
16.were you eating
17.is doing 
18.was doing
19.is crying
20.was crying
21.i am enjoying