We have to be quite.
We mustn`t eat.
We can read books.
We must be careful with books.
We have to be polite with other readers.
We can take some books home.
We must return taken books.
Объяснение:
I can help you.
May I come in?
Children must not be placed at risk.
You must do it.
I have to visit my grandparents.
Visitors must not feed the animals.
Could you pass the salt?
Yes, you can go.
Объяснение:
