The two pharmaceutical companies collaborated in developing new drugs to______the pain of patients in the terminal stages of can

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问题 The two pharmaceutical companies collaborated in developing new drugs to______the pain of patients in the terminal stages of cancer.

选项 A、alleviate
B、confront
C、insulate
D、terminate

答案A

解析 动词词义辨析。alleviate“减轻,缓解”;confront“面对”;insulate“使……绝缘,隔离”;terminate“结束”。根据句意,癌症晚期的疼痛症状可以“缓解”。故答案为A。
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