◎ 题干
This design is_____ satisfactory. So you'll  have to try your best to better it.  
[     ]
A. nothing but    
B. anything but  
C. all but    
D. everything but
◎ 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“This design is_____ satisfactory. So you'llhave to try your best to better it.[ ]A. nothing butB. anything butC. all butD. everything but…”主要考查了你对  【不定代词】【并列连词】  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。