题目内容

He _____go to play basketball because he is busy.
A． don’tB．isn’tC． doesn’tD． aren’t
C

试题分析：句意：他没有去打篮球，因为他很忙。对于实意动词的一般现在时句子，要变否定句，通常借助助动词do及副词not来表达，但当主语是第三人称单数时，则要借助助动词does及副词not来表达。所以选C。
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