单选题
Over the centuries man has developed drugs that could cure or ______ illness and suffering.
A、
accelerate
B、
comfort
C、
aggravate
D、
alleviate
【正确答案】
D
【答案解析】
答案应为选项D,即alleviate,其意为:“减轻”。辨义;A.accelerate加速;B.comfort安慰;C.aggravate加剧,加重。
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