◎ 题干
You must ________ these orders or you will get punished.
[     ]
A. submit to  
B. contribute to
C. refer to  
D. subscribe to
◎ 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“You must ________ these orders or you will get punished. [ ]A. submit toB. contribute toC. refer toD. subscribe to…”主要考查了你对  【动词短语】  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。