问题补充:
Whether the buildings in this area should be pulled down has remained ; people are still looking for other possible solutions.
A. unchallenged
B. relevant
C. controversial
D. contradictory
答案:
A. unchallenged
B. relevant
(答案→)C. controversial
D. contradictory
解析:考查形容词辨析。难度中等。
【解题思路】句意为:这些建筑是否要推倒仍然有争议,人们仍然在寻找其它可能的解决方法。C项意为“有争议的”,符合句意;A项意为“不改变的”,B项意为“相关的”,D项意为“矛盾的”,都与语意不符。