Rewrite the sentences using 'unless'. Don't use short forms. Type the missing part of the sentence. If you don't leave now, you'll miss the bus. = ... now, you'll miss the bus.

Решение:

Для преобразования предложения с 'if...not' на 'unless', нужно убрать отрицание 'not' и заменить 'if' на 'unless'.

• Исходное предложение: If you do not leave now, you will miss the bus.
• Заменяем 'if...not' на 'unless': Unless you leave now, you will miss the bus.

Ответ: Unless you leave