Pre-test
Choose the correct form of the verb...
- It's a secret, so you tell anyone, ok?
 - It was difficult, but finally we make the machine work again.
 - Sorry I missed your call. I have been in the shower.
 - I'm not sure - I there with my parents when I was a teenager.
 - I , so I drank a glass of warm milk.
 - That was unnecessary! You pay for it.
 - Nobody leave the room until the police arrived.
 - It isn't that important - you do it right away.
 - I don't know... that not be a good idea!
 - I feel awful - I have eaten all those fried clams!