◎ 题干
I will let you know as soon as he _____.    
[     ]
A. comes back    
B. will come back
C. is coming back  
D. come back
◎ 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“I will let you know as soon as he _____. [ ]A. comes back B. will come backC. is coming back D. come back…”主要考查了你对  【一般现在时】【状语从句】  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。