Ann:Look at this! The school is organizing a clean-up campaign. Why don't we take part?
Bob:Sure.That sounds like a good idea.When is it?
Ann:This Saturday the 24th from 8 am to 8 pm.
Bob: Oh no!I'm afraid I'm busy.
Ann:Never mind.I'll go by myself.
Bob:No!I'll try to finish early. How about meeting at 9:00?
Ann:Great! We could ask John and Jane to join in too.
Bob: I'm sure they'd love to.