Pre-test
Choose the correct expression.
- Look [out] . There's a train coming!
- Please speak [up] ! Nobody can hear you.
- I wasn't able to make it. I gave [up] .
- Come [on] ! We're waiting for you.
- My car broke [down] on the way to work.
- Put [out] the cigarette before you enter the room.
- Slow [down] . The speed limit is 70.
- (on the phone) Could you hold [on] a minute, please?
- The plane didn't take [off] . There were some technical problems.
- If you don't know any words, look them [up] in your dictionary.