听力原文:M: Does the boss check up on you often?
W: Indeed she does.It seems as though she's in here three or four times an hour, although it's not really that often.
Q: What does the boss do?
(19)
A.
She sends her employees for frequent medical check.
B.
She leaves the office by 3:O0 or 4:O0 pm.
C.
She inspects her employee's work several times a day.