1.раскройте скобки в past simple и past continuous. 1.when my father (to come) home, i (to have) dinner. 2.when alice (to return), i (to listen) to the radio. 3.when mother (to enter) his room, he (to draw) a picture. 4. when my sister (to come in), i (to do) my lessons.

When my father came home , I was having dinner.
When Alice returned, I was listening to the radio.
When mother entered his room, he was drawing a picture.
When my sister came in , I was doing my lessons.