they discussed the changes in the schedule last week
-> They had
But for your help, i would never overcome the difficulties
-> if you
they discussed the changes in the schedule last week
-> They had
But for your help, i would never overcome the difficulties
-> if you
1. They had the changes discussed in the schedule last week
2. If you hadn’t helped me, I would have never overcome the difficulties
If S had(not) VPII, S would have VPII.