《晋书·列传·第三章》
武帝登上皇位，任他为太傅，爵位进升为公。
武帝践阼，拜太傅，进爵为公。
After Emperor Wu ascended to the throne, he appointed Zheng as grand tutor and elevated his rank to duke.
<s>[INST] 请将下面的文言文翻译成英语: 武帝践阼，拜太傅，进爵为公。 [/INST] After Emperor Wu ascended to the throne, he appointed Zheng as grand tutor and elevated his rank to duke.</s>
请将下面的文言文翻译成英语: 武帝践阼，拜太傅，进爵为公。
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After Emperor Wu ascended to the throne, he appointed Zheng as grand tutor and elevated his rank to duke.
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