It's stormy. You ... stay at home.
should
You ... talk to your pets.
must
You ... ride a lion.
mustn't
It's hot. You ... play in the garden.
shouldn't
The weather is fine. You ... go for a walk.
should
I ... clean the cage.
must
It is cold. You ... put on your warm coat.
should
It's snowing. You ... go skiing.
shouldn't
You ... wash your pets.
must
You ... give water to your pets every day.
must
It's warm. You ... put on your sweater.
shouldn't
It's rainy. You ... take your umbrella.
should
You ... play tricks on the animals.
mustn't