Задайте общий вопрос. ответьте "да. нет." 1. we have been waiting for you since 12 o’clock. 2. he has been working here for 2 hours. 3. how long have they been sleeping? 4. i’ve been waiting here since three o’clock. 5. that noise has been going on since they came home. 6. the telephone has been ringing for five minutes, why don’t you answer it. 7. he has been coming here day after day for years.

1.have we  been waiting for you since 12 o’clock? yes, we have. no, we have not.

2. has he  been working here for 2 hours? yes, he has. No, he has not.

3. have they been sleeping for a long time? yes, they have. no, they have not.

4. Have i been waiting here since three o’clock? yes, i have. no, i have not.

5. has that noise been going on since they came home? yes, it has. no, it has not.

6. has the telephone  been ringing for five minutes? yes, it has. no, it has not.

7. has he been coming here day after day for years? yes, he has. no, he has not