Odpowiedź:
1.It isn't necessary for them to come with us.
They don't have to come with us.
2.Don't feed the animals!
You mustn't / can't feed the animals!
3.Ed can sleep as long as he wants to tomorrow.
He doesn't have to get up early tomorrow.
4.It's prohibited to use your phone here.
You mustn't use your phone here.
Wyjaśnienie: