【单选题】听力原文:W: Excuse me, sir. M: Yes, what is it? W: I'm afraid you are not supposed to use a mobile phone during the flight. It will interfere with the systems. M: Oh, I see. I'm sorry.. I didn't realize i...
【单选题】According to a recent study, Ginseng, one of the most_____used herbs in traditional Chinese medicine, may improve survival and quality of life after a diagnosis of breast cancer.