1. Преобразуйте следующие утвердительные предложения в отрицательные: 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.

Перевод задания: Преобразуйте следующие утвердительные предложения в отрицательные.

1. The rain had not stopped by 6 o’clock. (К шести часам дождь не прекратился.)
2. We were not having tea at 5 o’clock. (Мы не пили чай в пять часов.)
3. They had not been staying at the hotel since May. (Они не жили в гостинице с мая.)
4. I was not flying to London that morning. (Тем утром я не летел в Лондон.)
5. I had not known Mark all my life. (Я не знал Марка всю свою жизнь.)
6. The waiter did not enter the dark kitchen. (Официант не вошёл в тёмную кухню.)
7. We did not arrive yesterday evening. (Мы не приехали вчера вечером.)
8. He was not constantly missing the first class. (Он не пропускал постоянно первый урок.)
9. I did not live in the country last summer. (Прошлым летом я не жил за городом.)
10. Lara had not been writing with my pen for a week. (Лара не писала моей ручкой целую неделю.)

В Past Simple с основным глаголом используется did not и начальная форма глагола; в остальных временах отрицание образуется с помощью not после вспомогательного глагола.