Write what these people were doing at that time.my mother (to do)the city at 7 o'clock.kevin(to do)the city at 7 o'clock yesterday.mary and polly(to buy)souvenirs at 6.30 yesterday.the smiths (to have ) tea at 5 o'clock yesterday.boris and kate (to play)hadminton at 9 o'clock yesterdey .liz(to draw) a picture at 10 o'clock yesterday.peter(to choose) a present for hais friend at 12 o'clock yesterday.you(to enjoy)the party at 8 o'clock yesterday.