Verified answer

Объяснение:

2. haven't been, since

3. hasn't been, yet

4. hasn't visited, before

5. already has finished

6. never has tryed

7. have bot, so far

8. have known, for

9. have the children returned from shool yet?

10. has Fred called you latery

можна найкраща відповідь‍♀️