职称英语考试

【单选题】 The towers of a suspension bridge serve as a rigid framework to which the cables are attached.
A．boundary
B．skeleton
C．enclosure
D．material

网考网参考答案：B
网考网解析：
framework：框架；基本结构。skeleton：骨架；骷髅。His constructions are centered around steel skeletons．他的建筑以钢骨架为中心。boundary：分界线。territorial boundaries：领土边界。enclosure：围绕；围墙。material：材料。 查看试题解析出处>>