7. He regrets … (argue) with his best friend.
8. We regret … (inform) you that tonight's performance will be cancelled.
9. Oh, no! I forgot … (lock) the front door.
10. I'll never forget … (meet) my favourite film star.
11. Claire likes … (ski). She says it's very exciting.
12. I like … (go) to the dentist every six months.
13. I must remember … (post) these letters today.
14. I remember … (read) the book, but I don't know who wrote it.
15. I'm sorry for … (forget) your birthday. It was awful of me.
16. I'm sorry … (say) that you have failed the exam.
17. She is afraid … (climb) the tree in case she falls.
18. Mary never wears her diamond ring. She is afraid of … (lose) it.
19. I have stopped … (watch) horror films because they give me nightmares.
20. We stopped … (buy) some food before continuing our journey.
