Not many people use the local bus service because it is too expensive. (CHEAPER) If the local bus service ___________________________ it.
...were cheaper, more people would use
She couldn’t go to the party because she was ill. (BEEN) If ___________________________ ill, she could have gone to the party.
she hadn't been
The report concluded that the more remote communities lacked adequate health facilities. (TOTALLY) The report concluded that health facilities in the more remote communities ___________________________ .
...were totally inadequate.