英语17.John was so sleepy that he could hardly keep his eyes -

学习时间:2026-10-10 15:34:38 阅读：7895

英语17.John was so sleepy that he could hardly keep his eyes _______.17.John was so sleepy that he could hardly keep his eyes _______.a.open b.to be opened c.to open d.opening 为什么

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2026-10-10 15:34:38

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选第三个。keep后面可以直接加doing便是一直做某件事情。这里面keep sth do的形式表示的是过去某个时候的动作,用doing则表示进行时或者一直怎么样。

英语17.John was so sleepy that he could hardly keep his eyes -

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