Mike was listening him a question. (listen, ask) to music when the teacher asked 2) The sun brightly when we out. (shine, go) 3) We our seats and the performance (take, begin) 4) Jill and computer game all the evening yesterday. (play) 5) Nick and Pete when their mother (argue, arrive) 6) Mike while his parents. TV (sleep, wateh) 7) Ken a shower when his phone (take, ring) 8) Boris the last competition. (win) at 2 p.m. yesterday? 9) What you (do) an essay when her 10) sister? (write, arrive)​

1) Mike was listening to music when the teacher asked him a question. (listen to, ask)
Mike was in the middle of listening to music when the teacher interrupted him and asked him a question.

2) The sun was shining brightly when we went out. (shine, go)
When we went outside, the sun was shining brightly and it was a beautiful day.

3) We took our seats and the performance began. (take, begin)
We found our seats and as soon as we sat down, the performance started.

4) Jill and played computer game all evening yesterday. (play)
Jill and her friend played a computer game for the entire evening yesterday. They were so engrossed in the game that they didn't do anything else.

5) Nick and Pete were arguing when their mother arrived. (argue, arrive)
Nick and Pete were having an argument when suddenly their mother walked in and interrupted them.

6) Mike was watching TV while his parents were sleeping. (watch, sleep)
While his parents were sound asleep, Mike was quietly watching TV without disturbing them.

7) Ken was taking a shower when his phone rang. (take, ring)
Just as Ken was in the middle of taking a shower, his phone started ringing. He had to quickly finish his shower and answer the phone.

8) Boris won the last competition at 2 p.m. yesterday. (win)
Boris was declared the winner of the last competition precisely at 2 p.m. yesterday. He had worked hard and his efforts paid off.

9) What were you doing when her sister arrived? (do, write, arrive)
At the exact moment when her sister arrived, what were you doing? Were you still writing an essay or had you moved on to something else?

Overall, these sentences are in the past continuous tense, which indicates an ongoing action in the past. The specific verbs used in each sentence provide details about what was happening at a certain moment in time.