《宋史·本纪·卷十三》
初四，英宗生病。
乙亥，帝不豫。
On the fourth day, Emperor Yingzong fell ill.
<s>[INST] 将以下文言文流畅地翻译成英语: 乙亥，帝不豫。 [/INST] On the fourth day, Emperor Yingzong fell ill.</s>
将以下文言文流畅地翻译成英语: 乙亥，帝不豫。
user
On the fourth day, Emperor Yingzong fell ill.
assistant