◎ 题干
He was a kind man. He always helped as many people______.
[     ]
A. as they can  
B. as they could
C. as he can    
D. as he could
◎ 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“He was a kind man. He always helped as many people______.[ ]A. as they canB. as they could C. as he can D. as he could…”主要考查了你对  【人称代词】【一般过去时】  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。