A-A+
Iron replaced stone and timber in the building
问题详情
Iron replaced stone and timber in the building of bridges because iron was considered ______.
A．more beautiful
B．new and modern
C．much stronger
D．easier to transport
参考答案
正确答案：C
解析：题中比较了iron、stone和timber，根据这三个关键词可以找到原文的第二段．．．its(即 iron's)strength was far greater than that of stone or timber一句的意思即it is much stronger。
