怎么区分这句话是用实义动词还是用情态动词eg:how does he walk to work?how can he get to the post office?

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怎么区分这句话是用实义动词还是用情态动词eg:how does he walk to work?how can he get to the post office?

怎么区分这句话是用实义动词还是用情态动词eg:how does he walk to work?how can he get to the post office?
怎么区分这句话是用实义动词还是用情态动词
eg:how does he walk to work?
how can he get to the post office?

怎么区分这句话是用实义动词还是用情态动词eg:how does he walk to work?how can he get to the post office?
第一句是“他怎么走着上班?”,是表示一个经常或习惯性的动作,实意动词的一般现在时可表达.
第二句是“他怎么能到达邮局?”,这里有“能”,并不表示一个经常或习惯性的动作,而是表示特定的一次性动作的能力或可能性,所以用情态动词.