Réponse : Uniform of boys:
You must wear a blue T-shirt and a blue jeans.
For PE you must wear a red T-shirt and an orange jeans.
Uniform of girl:
You must wear a blue T-shirt and a blue skirt.
For PE you must wear a red T-shirt and an orange skirt.
Explication :
En anglais pour dire porter des vêtement on utilise le verbe "wear". Pour dire qu'on doit on utilise l'auxilliaire "must".