第11题: [单项选择]Questions 19 to 21 are based on the conversation you have just heard. A. Because she had too many things with her. B. Because she was sick. C. Because she was quite lazy. D. Because she didn’t want to get sick at high altitudes. 参考答案:D 答案解析:[听力原文] Why did the woman hire a local porter to help her carry things when she was in Nepal <