听一段材料，回答下面几个小题。What is the relationship between the two speakers?
A. Doctor and patient.
B. Teacher and student.
C. Boss and employee.Why won't Mara go to work today?
A. She is busy with her work.
B. Her mother has got a headache.
C. She is not quite well today.
听一段材料，回答下面几个小题。What is the relationship between the two speakers?
A. Travel agent and customer.
B. Husband and wife.
C. Boss and secretary.When will the meetings end?
A. At 3:00 pm. B. At 5:00 pm. C. At 6:30 pm.
What will the man probably do tonight?
A. Read Chapter 4.
B. Study in the library.
C. Watch the football match.
Where are the woman’s keys?
A. In her pocket. B. On the floor. C. On the table.
How will the man pay?
A. In cash.
B. By credit card.
C. By traveler’s cheque.
Which sweater will the man take?
A. The red one.
B. The blue one.
C. The yellow one.