问题描述：
改错；How many apples do we need?---Four has enough.
A(How many)B( apples) do we need?---C(Four) D( has) enough.
找出错误的部分并改正,说出原因
A(How many)B( apples) do we need?---C(Four) D( has) enough.
找出错误的部分并改正,说出原因
问题解答：
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