Вставьте: а)colin (swam/was swimming ) in the swimming pool at 3 o' clock yesterday afternoon. b) my parents ( listened /were listening ) to the radio when i came into the kitchen. c) my sister ( watched / was watching ) tv when i phoned her. d) it (rained /was raining) when i left the cinema. e)i (painted/was painting) a picture at 10 o' clock in the morning.