单项选择题
A．students’ grades and activities in high school only B．students’ scores of S.A.T. only C．both students’ S.A.T. scores and records in high school D．students’ objectives of academic study
A．Before the meal. B．During the meal. C．When the guest arrives. D．When the guest leaves.
A．They are talking on the phone. B．They are touring the city together. C．They are looking for a hotel. D．They are checking in at a hotel.