Fill in the gaps with the phrasal verbs below. Choose the right answer.

take down, take in, take off, take on

1. - to understand
2. - to write down
3. - to employ
4. - to rise into the air

1) on 2) down 3) in 4) off
1) in 2) down 3) off 4) on
1) in 2) down 3) on 4) off