Hi, I believe the first one is correct but quite old-fashioned and archaic. How can't I and How can I not would be probably used these days. You should explain to him that the English language has evolved throughout the years.
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AnonymousWill someone help me explain why the first is not correct?In modern English you invert subject and verb to form a question.
RegardsPerhaps it's not a matter of "pure" grammar...I don't know what pure grammar would be. All (descriptive) grammatical rules are based on native speaker judgments of grammaticality. There are bound to be disagreements about that now and then.
CalifJimI can't speak to the question of archaic English. I haven't read much of it or studied it.I see. Thanks, anyway. Just for the record, I myself don't use why do not you, what did not you, how can not I,
Nara A-vaHow can I not?---is wrong. cause in this question the rule has been violatedHow is the rule violated? " How can I not [like her] ...? " is the natural collocation. On the other hand, " how can not I ....?"