《明史·列传·卷五十二》
当初，曹凯任给事中，常常弹劾武清侯石亨。
初，凯为给事，常劾武清侯石亨。
Originally, when Cao Kai was a Censor, he often impeached Marquis of Wuqing, Shi Heng.
<s>[INST] Convert the following English text into Classical Chinese: Originally, when Cao Kai was a Censor, he often impeached Marquis of Wuqing, Shi Heng. [/INST] 初，凯为给事，常劾武清侯石亨。</s>
Convert the following English text into Classical Chinese: Originally, when Cao Kai was a Censor, he often impeached Marquis of Wuqing, Shi Heng.
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初，凯为给事，常劾武清侯石亨。
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