◎ 题干
There is no quick way of finding a cure for any disease; it is a process of _______.
[     ]
A. sooner or later            
B. now and then    
C. every other day          
D. trial and error
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“There is no quick way of finding a cure for any disease; it is a process of _______.[ ]A. sooner or laterB. now and then C. every other day D. trial and er…”主要考查了你对  【日常用语、谚语】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。