【单选题】听力原文:W: How often should I take the pills and how many should I take? M: Take three pills every six hours. How many pills should the woman take in twenty-four hours?
【单选题】听力原文:M:How often should I take this medicine and how much should I take? W:Take two pills every six hours. Q:How many pills should the woman take in 24 hours? (10)