Раскрыть скобки употребив глагол в нужном времени 1.Mike (to swim) in the swimming-pool while I was…

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.