17.
A. She can find the right person to help the man.
B. She can help the man out.
C. She's also in need of a textbook.
D. She picked up the book from the bus floor.
18.
A. The man was confused about the date of the appointment.
B. The man wants to change the date of the appointment.
C. The man is glad he's got in touch with the doctor.
D. The man can't come for the appointment at 4:15.
