问题描述：
after eating,I help my mum ——（do）the dishes.这个题
after eating,I help my mum ——（do）the dishes.为什么定冠词the,不是说名词可数单数特指才能用定冠词吗
after eating,I help my mum ——（do）the dishes.为什么定冠词the,不是说名词可数单数特指才能用定冠词吗
问题解答：
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