听第1段材料，回答第1至2题。
M：Hello!May I send a parcel here?
W：Yes.What’s inside the parcel?
M：A dictionary and two books.
W：By ordinary mail or airmail?
M：How long does it take for the parcel to go regular mail to Hong
Kong?
W：About two weeks.
M：Then what about airmail?
W：Three or four days.Which way do you prefer?
M: By airmail.please.How much should I pay?
W：Let me weigh the parcel first.It’s ten pounds and nine ounces
You’11 have to pay five dollars and twelve cents.
M：Here you are!
W：Keep the receipt please.
M：Thanks.
W：Not at a11.