例:He has a ball (改为否定句)
He has a ball (对划线部分提问)
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例:He has a ball (改为否定句)
He has a ball (对划线部分提问)
 ̄ ̄ ̄ ̄
he dosen't have a ball
does he have a ball?
不可以..
否定句不可以 因为 not[助动词]+动词原形He does not have a ball。
疑问句不可以因为前面已经用第三人称单数Does he have a boll?
He doesn't have a ball.(否定句)
Does he have a ball?(疑问句)