◎ 题干
Helen was much kinder to her youngest son than to the others, _____,of course, made the others
envy him.
[     ]
A. who          
B. that              
C. what            
D. which
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Helen was much kinder to her youngest son than to the others, _____,of course, made the othersenvy him.[ ]A. who B. that C. what D. which…”主要考查了你对  【关系代词】【非限制性定语从句】  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。