单项选择题
M: Good morning. May I help you W: Good morning. I’d like to get three 50-cent stamps. M: Here you are. One dollar and so cents in all, please.
A.In a bank. B.At a post office. C.In a department store.
A.About 20 pounds. B.About 2 pounds. C.About 3 pound.
A.At2:50p.m. B.At2:35 p.m. C.At2:45 p.m.