Question

Помогите пожалуйста, буду благодарен ​

Answer 1

Ответ:

1. That company hasn't been building houses for many years/
2. Has she been reading emails for an hour?
3. The workers have been painting the walls of the hospital all day.
4. Sam has been looking for his keys for half an hour.
5. I have been waiting for my neighbor since eight o'clock.
6. How long have you known this teenager? (Здесь используется Present Perfect Simple, т.к. know - глагол состояния, он не может стоять в длительном времени.)
7. My colleagues have been completing their ecology project since Monday.
8. Brain hasn't been taking a French coutse for 5 weeks.

Объяснение: