Why does the professor mention a mountain road? A. To illustrate an alternative to a steep ramp. B. To emphasize the effort needed to move large stone blocks. C. To imply that progress on the Great Pyramid was slow. D. To describe the shape of the road leading to the Giza Plateau.
第1个回答 2015-06-02
教授先是反驳了一个观点，说金字塔周围不可能有一个缓坡供运输，因为长度不够，而陡坡又太陡，于是提到了山路，是想打个比方，说解决陡坡的问题就是修建盘山公路，因此推测金字塔有可能也是按照这样的原理运送材料的。原文如下 "Well, if you'd ever driven on a mountain road, you know that it has a lot of twists and turns and bends in it because that's how engineers keep the roads from having to be too steep."
