◎ 题干
Human facial expressions differ from those of animals in the degree ______ they can be controlled on
purpose.  
[     ]
A. with which    
B. to which      
C. of which    
D. for which
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“Human facial expressions differ from those of animals in the degree ______ they can be controlled onpurpose.[ ]A. with whichB. to whichC. of which D. for wh…”主要考查了你对  【关系代词】【介词和介词短语】【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。