A: Hi, Tom. This is Hannah from apartment 4C.

　　B: Oh, hi, Hannah.

　　A: There is something wrong with my garbagedisposal.

　　B: Exactly what's going on?

　　A: When I turn on the disposal switch, all I get issilence.

　　B: When did this happen?

　　A: Well, about a week ago is when it startedsounding strange.

　　B: Did you accidentally drop something in thedisposal?

　　A: No. I only use it about once a week. I hardly ever put anything into it.

　　B: Actually, I've heard that too little use is bad for a disposal.

　　A: Well, no one ever told me that.

　　B: Did you try to turn it with the disposal key?

　　A: I don't have a key.

　　B: Well, I've got a spare key, so I'll come over to show you how to use it.

　　A: Okay, come on over now, and show me how to use it.

　　B: If the key doesn't work, I'll have to call the repairman.

　　A: Well, if it doesn't work, it's no big deal.

　　B: Yes, but if something's broken, I like to get it fixed ASAP.