Write the missing verbs in sentences 1–15. Choose from: agree, argue, decide, describe, discuss, explain, guess, introduce, promise, pronounce, refuse, repeat, reply, suggest, thank.

1. What shall I buy Linda for her birthday: a CD or a book? I can’t decide.
2. Can you describe the man who stole your bag?
3. ‘How old are you?’ ‘I’m not telling. You’ll have to guess.’
4. Don’t repeat this to anyone. I don’t want anyone else to know.
5. How can I thank you for all your kindness?
6. I suggest we go to the Picasso exhibition this morning and have lunch at the art gallery.
7. I don’t understand this chemistry. Can you explain it to me?
8. I felt sorry for her and when she asked me to help her, I couldn’t refuse.
9. I usually argue with Jim about films and books. We like the same sort of things.
10. In class we sometimes discuss politics and big news stories.
11. Please promise you won’t tell anyone else. It’s a secret between us.
12. They often argue about money because he says she spends too much.
13. They want an answer to their questions. We have to reply to their letter this week.
14. When you come to New York, I’ll introduce you to all my friends.
15. You don’t pronounce the b in the word thumb.

Unused verb: agree.