7. Сделайте предложения вопросительными и отрицательными: 1. He plays football twice a week. 2. She teaches us German.

1. Does he play football twice a week? He does not play football twice a week. 2. Does she teach us German? She does not teach us German. 3. Do they keep the books in the bookcase? They do not keep the books in the bookcase. 4. Do we sometimes make mistakes? We do not make mistakes. 5. Does my sister help our grandmother about the house? My sister does not help our grandmother about the house. 6. Do they do their shopping every day? They do not do their shopping every day. 7. Do we go to college by bus? We do not go to college by bus. 8. Do our classes begin at 8 this week? Our classes do not begin at 8 this week. 9. Do I stay at school till 1 o\'clock today? I do not stay at school till 1 o\'clock today. 10. Does it often rain in October? It does not often rain in October. 11. Does my friend always get good marks in English? My friend does not always get good marks in English.