Q:Given the question "How long did it take for a letter to get to the USA six years ago?" and the answer "More than a week.", write a conversation that might have happened.
A:
W: I want to mail this letter overseas.M: OK, Ma'am. I'll have to weigh it first. All right, it's not over- weight. That's 5.5 yuan for overseas mail.W: That's not expensive. How long does it take for a letter to get to the U. S.?M: It all depends. It usually takes four or five days.W: That's wonderful. It used to take more than a week when I was staying here six years ago. Well, I want to register it.M: All right. It's probably take a little longer to get there though.W: Yes, I know. Well, please let me have a post office box.M: That's OK. Fill out this form, please.W: How much is the rent per month?M: It's 100 yuan per year.W: Here is the form and money.M: OK. Here is the key for you. The number is on it. Any more requests?W: No, Thank you.