Сделайте следующие предложения отрицательными и вопросительными:
1. This book was very expensive
2. The letters were sent to a wrong address
3. This hat is John's
4. The lession is over

Отрицательные1. This book was not very expensive.2. The letters were not sent to a wrong address.3. This hat is not John's.4. The lesson is not over.Вопросительные 1. Was this book very expensive?2. Were the letters sent to a wrong address?3. Is this hat John's? 4. Is the lesson over?