Medium level
Look at the picture, read the exchanges and fill in the gaps.

1.
A: Why are you slowing down, Dad?
В: I have to. Don’t you see the lights flashing at the ... up there?
2.
A: Are you excited about going to the museum, Tim?
B: Oh yes, Mum! Let's go.
A: Wait a minute. We're not going anywhere until you fasten your ... .
3.
A: Who is it?
B: It’s the maid, Sir. May I clean the room now?
A: No, I’m busy. Can’t you see the “ ... ” sign on the door?
4.
A: Okay, class, come this way now.
B: Look, Miss, there are some rabbits! Can we pet them?
A: Yes, but remember you’re not allowed to ... them.
5.
A: Did everyone enjoy the picnic?
В: I did. It was wonderful.
A: Good. Now I want everyone to pick up all the ... and put it in the ... over there.