问题描述：
____,he knew a lot.A.Child although he was B.As he was a child C.Child as he was D.though h
____,he knew a lot.
A.Child although he was B.As he was a child C.Child as he was
D.though he was child
为什么选C不选A?
____,he knew a lot.
A.Child although he was B.As he was a child C.Child as he was
D.though he was child
为什么选C不选A?
问题解答：
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