第9题: [单项选择]According to the writer, it seems that ______. A. we can do without railways B. trains have much in common with motorcars and planes C. motorcars and planes are not as good as trains D. trains are as good as motorcars and planes 参考答案:D 答案解析:根据文章第一段第六至九行、第二段第—至三行可知，火车与汽车和飞机同样舒适，而且还有另两者所不具备的优点，因此选D)。
[避错指导] A)“我们不需要铁路也可以”；B)“铁路和汽车、飞机有很多相同之处
第35题: [单项选择]Which of the following is TRUE about ground water A. It comes from the oceans. B. It depends on seasonal rain. C. It is 95% of all water. D. It collects under the earth. 参考答案:D 答案解析:细节题。问题是“下列哪项陈述是正确的 ”根据第二段第二句“Some of it flows into the ground through infiltration(渗透)and collects u
