Ответ:
<h3> Present</h3>
1) I am doing my homework
2) He is reading a book
3) They aren't cleaning their room
4) We are crossing the road
5) She is watching TV
<h3>Past</h3>
1) I was watching TV
2) They were writing a dictation
3) He wasn't listening a music
4) She was doing sport exercises
5) It was raining all day long
<h3>Future </h3>
1) It will be snowing tomorrow
2) We will be writing an essay
3) He will be cooking a cake on Sunday
4) She will be cleaning her room on weekend
5) They won't be reading a book on Thursday