Chia động từ trong ngoặc. I pretended (be) interested in the conversation but really it was very boring

10. I pretended
(be) interested in the conversation but really it was very boring.
11. The water here is not very good. I'd avoid
(drink) it if I were you.
12. I got up and look out of the window
13. I have a friend who claims
(see) what the weather was like.
(be) able to speak five languages.
14. He likes
15. Steve used
16. After
(think) carefully about things before
(be) a footballer. He had to stop
(stop) by the police, the man admitted
(drive) at 100 miles an hour.
denied
17. How do you make this machine
I'm not sure. Try
18. They don't allow
(risk)
19. Would you like me
20. I always try
(set) it on fire.
(work)?
(press) that button and see what happen.
(smoke) in the auditorium, they don't want
No, it's all right. I'm used to
(make) a decision.
(play) because of an injury.
(steal) the car but
(turn) down the radio?
(work) with the radio on.
(come) in quietly but they always hear me
stairs. It's impossible
(make) noise.
(go) up-
(climb) an old wooden staircase at night without