Раскрыть скобки употребив глагол в нужном времени 1.mike (to swim) in the swimming-pool while i was sitting and watching him. 2.they went home after they (to solve) this problem. 3.mike got tired after he (to swim) 3 miles. 4.she (to clean) the rooms before she went out. 5.they (to have dinner) at 2 o'clock yesterday. 6.they said (to learn) spanish for six months last year, but she can't speak. 7.she (to clean) the rooms when somebody knocked at the door.
2(had) solved
3had swum
4cleaned
5had dinner
6they learnt
7was cleaning