Underline the correct alternatives. Sometimes both are possible.
He insisted to pay / on paying for the meal.
The interviewer started off to ask / by asking me why I wanted the job
I knew I could ask / count on Philip if I needed any help.
We were unhappy in England, and even discussed / talked of emigrating to New Zealand.
I’ve heard a lot about Dr James, and I’m looking forward to hearing / to hear his talk tomorrow.