Express the following in English

Ann was playing the flute yesterday at 3 pm and her brothers were playing the violin. While Fred was switching on the dust hoover his wife was switching on the washing machine. While i was buying the vegetables I was talking to the greengrocer. My father was fixing the central heating yesterday at 7 pm. Who was playing tennis when you entered the sports hall ? Little Tom was looking at the map of Europe when his sister was telling him about England. What did you do when your grandmother was making the pancakes ? While children were listening to the music their parents were watching the sun rise.