ПОМОГИТЕ!...Перепишите предложения, используя данные модальные глаголы.

Образец:
0. It isn’t necessary to buy a ticket.
NEED You don’t need to buy a ticket.
1)He couldn’t swim when he was five.
ABLE
2)It wasn’t necessary for them to repair the car.
NEED
3) We are allowed to leave now.
MAY
4)You must do as we have planned.
ARE