Поставьте глагол в нужную форму. 1. the children were very tired because they (play) all day long. 2. elvis presley (sing) lots of hit songs. 3. by the time of our arrival, my mother (cook) the dinner. 4. i (listen) to music, when somebody knocked at the door. 5. by 1960 most of britain's old colonies (become) independent.

The children were very tired because they play all day long.
2. Elvis Presley sings lots of hit songs.
3. By the time of our arrival, my mother cooks the dinner.
4. I listening to music, when somebody knocked at the door.
5. By 1960 most of Britain's old colonies became  independent.

1had been playing
2sang
3had cooked
4was listening
5had become.
хочешь верь,хочешь нет,а кто тебе написал ответ,есть ошибки.поэтому я решила написать сама