Whether the buildings in this area shoul
问题:
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
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