路基防护与加固工程，按作用不同，分哪几类？各类的作用是什么？_爱下问搜题

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问题问答题简答题

路基防护与加固工程，按作用不同，分哪几类？各类的作用是什么？

答案

参考答案：边坡坡面防护：为防止边坡受冲刷在坡面上所做的各种铺砌和栽植，主要用以防护易受自然因素影响而破坏的土质与岩石坡面。

冲刷防护：用于防护水流对路基的冲刷与淘刷，可分为直接防护和间接防护支挡建筑物：用以防护路基变形或支挡路基本体或山体的位移，以保证其稳定性湿软地基加固：以防路基沉陷、滑移、或发生其他病害。

选择题

建设中国特色社会主义的总任务是

A．全面建成小康社会

B．实现社会主义现代化和中 * * 伟大复兴

C．构建社会主义和谐社会

D．提高人们的思想道德素质和科学文化素质

完形填空

完形填空(共20小题;每小题1分,满分20分)
阅读下面短文, 掌握其大意, 然后从36~55各题所给的A、B、C、D四个选项中,选出最佳选项。
You Did More Than Carry My Books
　　Mark was walking home from school one day when he noticed a boy ahead of him had dropped all of the books he was , along with a baseball bat and several other things. Mark knelt down and helped the boy pick up these articles. They _____ be going the same way, so Mark helped to carry some of them for him. As they walked, Mark the boy's name was Bill, that he computer games, baseball and history, that he was having a lot of with his other subjects and that he had just broken with his girl friend.
　　They arrived at Bill's home first and Mark was in for a Coke and to watch some television. The afternoon passed with a few laughs and some shared small talk, and then Mark went home. They to see each other around school, had lunch together once or twice, and then both ended up from the same high school. Just three weeks before , Bill asked Mark if they talk. Bill him of the day years ago when they had first met. “Do you ever __ why I was carrying so many things home that day?” asked Bill. “You see, I cleaned out my locker(储物柜) I didn't want to leave a mess (脏乱 )for anyone else. I planned to leave this school and I was going home to my things. But after we spent some time together and laughing, I realized that I had done that, I would have a new friend and missed all the fun we would have together. So you see, Mark, when you picked up my books that day, you did a lot more. You my life.”

A．happened to