1. 1) I have to do it tonight. It's important!
Я должен сделать это ночью. Это важно!
2) You don't have to pay for it. It's a present for you.
Ты не должен за это платить. Это подарок.
3) We have to do something to protect the environment.
Мы должны сделать что-то, чтобы защитить окружающую среду.
2. 1) Where do they live? - They live in London.
2) Can she drive? - She can't drive.
3) Will this injection hurt? - This injection will not hurt.
4) What are children doing? - The children are watching TV at the moment.