填空题
The reinforced concrete construction with aluminum surface enhanced structural design and reduced its costs.
1、
【正确答案】
1、N
【答案解析】文中第七段提到“The subsequent large quantity of aluminum provided cladding(surfacing) material that was lightweight and virtually maintenance free．”意为“以铝作为材料的建筑体表面重量轻易于维护，并不是指价格便宜，因此本题的说法不符合文章内容。”