Я так понимаю в past continuous первые три
1) Tom was reading at 3 p.m
2)Tom was plying football at 7 p.m
3) Tom was walking with dog at 8a.m at Sunday morning
4) Tom played basketball at the weekend
Look, Mary! It snows или Look, Mary! Is in snowed вот так.
2.you mustn't ride bikes
3.you mustn't play loud music
4.you must leave your pets at home
5.you must put your rubbish in the bin
6.you mustn't run
A) Everybody
b) Nobody
c) Everybody
d) Nobody
e) everything