Underline the correct alternatives. Sometimes both are possible. He insisted to pay / on paying for the meal. The interviewer

1. He insisted on paying for the meal. 2. The interviewer started off by asking me why I wanted the job. 3. I knew I could ask (count on) Philip if I needed any help. 4. We were unhappy in England, and even discussed (talked of) emigrating to New Zealand. 5. I’ve heard a lot about Dr. James, and I’m looking forward to hearing his talk tomorrow.