听力原文：W: How many hours does your father work every day？M: Well he usually works seven
听力,原文
已帮助 人
听力原文：W: How many hours does your father work every day？
M: Well, he usually works seven hours a day. But on Saturdays, he works for five hours.
W: So your father is working very hard to support the family？
M: Yes, particularly for the expenses of my schooling.
How many hours does his father work on Saturdays？
A．Five hours.
B．Six hours.
C．Seven hours.
D．Two hours.
热搜：可导致听力损伤的药物是