Proszę o pomoc w uzupełnieniu zdań.
Use must or mustn't:

1. Have some of this pie. It is delicious.
You............... . It is delicious.

2. Don't go in the bedroom. Dad's sleeping.
You ............................ . Dad's sleeping.

3. Do not switch on your mobile phone. The plane hasn't landed yet.
You.............................. . The plane hasn't landed yet.

4. Call Kelly now. She is waiting for your answer.
You ................................... . She is waiting for your answer.

5. Don't cross the street from here. It's dangerous.
You ...................................... . It's dangerous.

6. Let's leave now or we'll miss our flight.
We ................. or we'll miss our flight.