Поставьте следующие предложения в отрицательную форму:
1. I write a letter. 2. Richard walks to school. 3. We lived in that house. 4. My father is working in the garden. 5. Yesterday at 5 o’clock they were watching TV.
6. Last month we travelled to London. 7. I have read this book. 8. We are at home on Sundays. 9. The book lies on the table. 10) They took part in the competition last week.