单项选择题
A. The quality of the goods. B. The quantity of the goods. C. The delivery of the goods. D. The price of the goods.
A. Buying an airplane ticket. B. Checking in at an airline terminal. C. Sending some packages. D. Passing the Customs.
A. To check into the hotel. B. To have a word with the manager. C. To have a room with a bath. D. To have his hair cut.