问题
选择题
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
答案：D
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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：D