◎ 题干
What the doctors really doubt is ____ my mother will recover   from the serious disease soon.       
[     ]
A. when                              
B. how        
C. whether                              
D. why
◎ 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“What the doctors really doubt is ____ my mother will recover from the serious disease soon.[ ]A. when B. howC. whether D. why…”主要考查了你对  【从属连词】  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。