第20题: [单项选择]The phrase "were subject to" in Para. 5 means _________. A. obey a law B. were more resistant to a disease C. were likely to suffer from an illness D. were interested in a subject 参考答案:C 答案解析:该词组意为“易为……”。在短文中意为易患黑瘤。B)项意为“对疾病更有抵抗力”。
第26题: [单项选择]How should the woman pay for the books as the man suggests A. In cash. B. By check. C. In mortgage. D. By credit card. 参考答案:B 答案解析:[听力原文] W: I wonder how I should pay for the books I just ordered M: You can pay by check.You