1. Преобразуйте следующие утвердительные предложения в отрицательные и вопросительные.
1. By 6 o’clock the rain had stopped.
2. We were having tea at 5 o’clock.
3. They had been staying at the hotel since May.
4. I was flying to London that morning.
5. I had known Mark all my life.
6. The waiter entered the dark kitchen.
7. We arrived yesterday evening.
8. He was constantly missing the first class.
9. I lived in the country last summer.
10. Lara had been writing with my pen for a week.