1) While he was sleeping yesterday, his sister was clean the house. Past Cont.
2) He travelled to the U.S.A. last year. Past S.
3) Yesterday by 6 o’clock in the morning the sun had risen. Past P.
4) After the children had entered school, the rain began. Past P., Past S.
5) 5 years ago my brother finished school. Past S
6) Yesterday at 5 p.m. I was doing mathematics. Past Cont.
7) He didn't like to read English texts yesterday. Past S.
8) Before the path ended, we had reached the forest. Past S., Past P
9) While his mother was in the office, he was working in the garden. Past S., Past Cont
10) Yesterday the children built wonderful sand skyscrapers. Past S.