Решение:
- 1. She must not = She mustn't (Сокращение 'must not' до 'mustn't'.)
- 2. They can not = They can't (Сокращение 'can not' до 'can't'.)
- 3. You need not = You needn't (Сокращение 'need not' до 'needn't'.)
- 4. I do not have to = I don't have to (Сокращение 'do not' до 'don't'.)
- 5. He does not need to = He doesn't need to (Сокращение 'does not' до 'doesn't'.)
Ответ: 1. mustn't, 2. can't, 3. needn't, 4. don't have to, 5. doesn't need to