Английский язык, 8 класс

По правилам сайта в каждом вопросе может быть выполнено только одно задание. По правилам каждое предложение должно быть задано отдельным вопросом. Выполняю первое задание, второе задайте, пожалуйста, по правилам сайта. 1. Betty was watching tv when the telephone rang. 2. While Bill was walking along the street, he met his old friend. 3. The Browns did not sleep at 11 pm on Saturday. 4. The guests were dancing when we arrived. 5. WHat the children were doing from 5 till 7 yesterday? 6. I was doing my homework... 7. Before Alice went to Spain, she was studying Spanish 8. Had the film started by that time? 9. After Ann eats her lunch, she will turn on tv. 10. I will write an answer after I read the letter. 11. Lynn was exhausted because he has been working... 12. They have lived.. 13. ... but she has not finished her project. 14. How long have you waited before.. 15. Patty has already left...