Make it into present perfect tense 1.he was cleaning the house yesterday morning 2.i was reading an hour ago 3.she was writing at eight last night 4.nick was cu

Make it into present perfect tense
1.he was cleaning the house yesterday morning
2.i was reading an hour ago
3.she was writing at eight last night
4.nick was cutting the grass at nine yesterday
5.john was swimming before lunch yesterday
6.paul was sitting till nine o clock
7. Mr.roberto was living in england in 1990
8 peter was reading while the others were sleeping
9.jack wasvworking while the others were sleeping
10.we were making a fire while they were preparing dinner.