单项选择题
[听力原文] M: Late again! If this happens a third time, I’ll fire you. W: Never again.
A.Teacher and student. B.Fireman and house owner. C.Boss arid employee. D.Husband and wife.
A.She should stay in bed for two days. B.She should go to school without any rest immediately. C.She should often go out for a walk. D.She should buy some other medicine.