读某河流上游水库大坝的位置图和剖面图及其河流水量变化图，完成有关问题。
图a中判断在E、F、G三个地点中，能目测到铁路上经过H处火车车辆的是（）。理由是（）。
参考答案：G；G地到H点之间没有地形障碍，可以清晰地观察
解析：
因为G地到H点之间等高线的疏密变化均匀，没有地形障碍，所以可以清晰地观察到火车。E、F到H之间等高线疏密变化不均，有凸坡存在，可能遮挡住视线，看不到火车。
考点：该题考查等高线图，水库坝址选址条件，凸坡对视线影响。
请仔细阅读以下五个段落，然后从A到F六个选项中选出和每个段落对应的内容。其中有一项多余。 请阅读以下五个人的信息，然后为他们选择最适合的一处地方： 小题1:Joe comes from Moscow. He has studied in Beijing for two years. So he misses his hometown very much. He hopes to go to a city where he can find the feeling of returning home. 小题2:Mary is an American girl. She likes going shopping. This year she’ll graduate from a famous Chinese college. So she is planning to travel to a city where she may find a job. 小题3:Henry is from Canada. He is interested in surfing and diving. But the city in which he is living is far from the sea. So he is expecting to get to a place where he can do these activities and taste bananas and pineapples. 小题4:Rosa comes from Britain. She cannot stand hot weather. And she thinks some Chinese cities have too much pollution. So she wants to go somewhere clean and peaceful. 小题5:Timmy comes from Japan. He has great interest in taking photos. He is looking forward to staying close to nature. He even wants to take a boat while taking photos. However, he doesn’t like hot food.
|
