单项选择题
[听力原文] M: Take the pill three times a day right after meals, and each time take four. W: Thanks a lot, doctor!
A.4. B.8. C.12. D.15.
A.11 p.m. of that day. B.11 a.m. of the previous day. C.11 p.m. of next day. D.11 p.m. of the previous day.