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【单选题】
设置缓和曲线的作用,不包括( )A.
连接直线与缓圆曲线，让曲率渐变
B.
在缓和曲线范围内，外轨超高由直线上的0值逐渐增加到圆曲线的超高度
C.
在整个缓和曲线范围内，轨距加宽值由零逐渐增加到圆曲线的加宽值
D.
降低施工成本
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举一反三
【单选题】the students might find it perplexed to catch these arguments.
A.
the students might find it perplexing to catch these arguments.
B.
the students might find it perplexed to catch these arguments.
【简答题】Some students find it difficult to remember the changes of the i______( 不规则 )verbs
【判断题】Students have to find information themselves, and there is discussion in class in Asian countries. ()
A.
正确
B.
错误
【简答题】A．Inform. students of the disadvantages of fried food. B．Find other students who will work in the cafeteria. C．Ask students to try a new dish he has made. D．Collect students' opinions about meals.
【单选题】We find______ necessary for us students to rememberEnglish words as more as possible if we want to master the language.
A.
． that
B.
． it
C.
． this
D.
． him
【简答题】（）又称日常排水流量，作为满足控制地下水位要求的地下水排水流量。
【简答题】A．Inform. students of the disadvantages of frying food. B．Find other students who will work in the cafeteria. C．Ask students to try a new dish he has made. D．Collect students' opinions about meals.
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