Question

преобразуй предложения , раскрыв скобки: 1. We haven’t yet seen our teacher (before the bell ring). 2. Have you sent the telegram (before I called you up)

Answer 1

1. We hadn’t yet seen our teacher before the bell rang.
2. Had you sent the telegram before I called you up?

Answer 2

1. We haven't yet seen our teacher before the bell rang.
2. Had you sent the telegram before I called you up?