Must ,have ,can,can't ,don't have,musn't

Visitors must wash their hands

• Allowed

• Necessary

• Not allowed

• not necessary

You can smoke outside

• Allowed

• Necessary

• not allowed

• Not necessary

You don’t have to wear a uniform.

• Not necessary

• not allowed

• necessary

• allowed

You can’t smoke here.

• Not allowed

• Not necessary

• necessary

• allowed

You have to wash your hands.

• Necessary

• Allowed

• Not allowed

• not necessary

Must

• Necessary

• Allowed

• Not allowed

• Not necessary

Can

• Allowed

• Necessary

• Not allowed

• Not necessary

You don't have to

• Not necessary

• not allowed

• Allowed

• Necessary

Have to

• Neceassry

• Not necessary

• Not allowed

• Allowed

Can't

• Necessary

• Not allowed

• Not necessary

• Allowed