【题目】After the flooding, people were suffering in that area，__________ urgently needed clean water, medicine and shelter to survive.
A. which B. who
C. where D. what
在线课程【答案】B
【解析】句意：水灾后，那个灾区受灾的人们急需干净的水、药物和住所。指人的先行词people在非限制性定语从句中充当主语，所以用关系代词who引导。故选B项。