Ex 1: Choose the correct word.
1. My father used (to smoke / smoking) a packet of cigarettes a day.
2. Please stop (to ask / asking) me stupid questions.
3. I'm used to (work / working) with the televison on.
4. She hopes (to have / having) a suitable job.
5. He enjoys (to get / getting) up late on Sunday morning.
6. They are thinking of (move / moving) to America.
7. You don't need (to come / coming) to the meeting.
8. Does she want (to become / becoming) a singer?
9. It is very difficult (to reach / reaching) a decision.
10. Don't let childen (to play / play) with knives.