she can type very well,but he( ).doesn't, can't.选哪个,为什么?

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she can type very well,but he( ).doesn't, can't.选哪个,为什么?

can't
与前面一致.符合语境.
她打字能打得很好,但他不能.

选 can't 因为前面句子是can 前后一致