◎ 题干
It looks________you are ill.You should go to see the doctor.
[      ]
A. as  
B. as though
C. which  
D. whether
◎ 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“It looks________you are ill.You should go to see the doctor. [ ]A. asB. as thoughC. whichD. whether…”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。