◎ 题干
She can't _____ us because her mother is ill.
[     ]
A. joining    
B. Joined      
C. join      
D. to join
◎ 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“She can't _____ us because her mother is ill. [ ]A. joiningB. Joined C. join D. to join …”主要考查了你对  【实义动词】  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。