你生病住院用英语怎么说

你生病住院用英语可以表达为 "be hospitalized for illness" 或者 "be admitted to the hospital for illness."
这个表达方式来源于英语中 "hospitalized" 和 "admitted" 这两个动词，都表示被住院治疗。
下面是一些例句：
She was hospitalized for pneumonia. (她因肺炎住院。)
He was admitted to the hospital for a heart attack. (他因心脏病发作被送往医院。)
I had to be hospitalized for a week due to a high fever. (我因为发高烧而被住院一周。)
希望这些例句能帮到你。