a)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.
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