◎ 题干
I wanted to know ______ 1,600 words as soon as possible.   
[     ]
A. how can they learn    
B. how could they learn   
C. how they can learn     
D. how they could learn
◎ 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 wanted to know ______ 1,600 words as soon as possible. [ ]A. how can they learn B. how could they learn C. how they can learn D. how they could learn …”主要考查了你对  【宾语从句】  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。