Andy: Sorry I'm late, Michelle. I (1) must to talk to my history teacher about my homework.
Michelle: No problem! But we (2) got to practise three dance routines!
Andy: I think we should (3) to start with the easiest one, don't you?
Michelle: The waltz? OK. (4) You can put the CD on?
Andy: Sure!... Oh, I can't (5) finding it. Do you know where it is?
Michelle: I ought (6) charge you every time I help you find a CD!
It's in your bag. You took it home yesterday.
Andy: Ah, you're right! Let's get dancing!