I regret ________ hard at school, or I would have succeeded in passing the exam

2024-11-20 08:12:57
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回答1:

答案D
regret doing sth.后悔做过某事;regret to do sth.遗憾(抱歉)地要做……根据句意第一个空应该用动名词,这样排除了A、C项。动名词的否定形式是在动名词前面加not,故选择D项。