Transposer chacune des phrases suivantes au passé.
I must leave.
You can swim.
She can't come to your party.
We must be quiet, Dad is working.
You can't leave like that.
We mustn't believe everything they tell us.
They must look after their little brother.
You can't tell him the truth.
She can bake delicious cakes.
We must pay attention to what the teacher is saying.