HELP✨ помогите, пожалуйста 50 баллов!)

1 I played the computer games yesterday
2 When he came home, his moter had already cooked dinner
3 I was playing computer games at 5 oclock yasterday
4 When we came to my friends house, he had just left
5 he was playing computer games from two til three yesterday
6 We were playing computer games the whole evening yesterday
7 When her husband entered her office, she had already finished her work for that day
8 What  was Nick doing when you came to his place
9 What were you doing when I ran you up
10 I was working on the computer yesterday which I bought a week ago
11 I was not sleeping at nine oclock yesterday
12 What he has done yesterday He has read a book
13We ate cake which I brought an hour before
14 What he was doing a whole evening yesterday He was reading a book
15 She has finished my homework at seven oclock
16 She was sleeping when you came home
17 My brother has not played tennis yesterday. He played tennis the day before yesterday
18 My sister has not played the piano at four oclock yesterday. She was playing the piano the whole evening
19 Nick and his wife came home from the theatre at fife oclock
20 She said that she had a great vacation trip