【简答题】Contrary to popular belief, people who sleep six to seven hours a night live longer, and those who sleep eight hours or more die younger, according to the latest study ever conducted on the subject. T...
【单选题】听力原文:W: Welcome to Seven Star' s. Have you decided what to order? M: Actually, this is my first time here, so what would you recommend for lunch? W: Well, we have a delicious potato soup today, and th...