Odpowiedź:
Zad 1
2. I've been transferring data since nine o'clock.
3. I've been reading this for hours.
4. How long has this website been misleading people?
5. Simon has been looking for a job since last year.
6. They haven't been going to that gym for very long time.
Zad 2
2. How long has Grandma been using my laptop?
Grandma has been using your laptop since diner.
3. How long has he been giving the lecture?
He has been giving the lecture for 30 minutes.
4. How long have you been developing the products?
I've been developing the products for three years.
5. How long have they been working as part of a team?
They've been working as part of a team since last week.
6. How long have you been writing this program?
I've been writing this program for two days.
7. How long has his little brother been using the touchscreen?
His little brother has been using a touchscreen since he was two years old.
8. How long have you been wondering how this gadget works?
I've been wondering how this gadget works for three hours.
yjaśnienie:
