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why is和why does

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why is和why does

Why is是一般现在时态谓语动词是be动词或者现在进行时态的特殊疑问句。如:Why is he late for school again? 他为什么上学又迟到了Why is he training so hard? 他为什么训练如此刻苦

Why does 是一般现在时态谓语动词是实义动词的特殊疑问句,如:Why does he go to work early?