[单项选择]How can we avoid a worldwide water shortage in the future A. We can invent ways of increasing rainfall. B. We can develop ways of reusing water. C. We may use less water. D. We may build fewer steel plants.
参考答案:B 答案解析:[试题分析] 细节题。
[详细解答] 录音稿：One of the first steps is to develop ways of reusing it.
第13题: [单项选择]患者男性，65岁，既往慢支肺气肿10余年，突发右侧胸痛，并伴呼吸困难，来诊。查体：气管向左侧移位、右侧胸壁隆起，呼吸运动和触觉语颤减弱，叩诊呈鼓音，听诊呼吸音消失。疑为气胸其X线表现应为（）。 A. 无异常所见 B. 右侧肺脏被压缩，并见到一发线状线在被压缩肺的外缘 C. 右肺下叶见一圆形透亮区，其内可见液平面 D. 右肺可见一偏心空洞 E. 圆形或卵圆形透光区，其内有细小的条纹理 参考答案:B
第14题: [单项选择]Which of the following is NOT the reason why the author gets into a car before a woman A. He intends to be polite to the woman. B. He does that by force of habit. C. He wants to protect the woman from hidden danger. D. He thinks women nowadays are as capable as men. 参考答案:D 答案解析:[定位] 末段。
[解析] 未段第2句中，作者认为自己是stronger sex，这与选项D的看法相反，因此选项D为本题答案。
[点睛] 末段第2句开头的this is a courtesy表明选
