应改为:The house is so beautiful that I want to live in it .
因为 live 是不及物动词,后面不能直接跟宾语,必须在名词或代词前加上in .
so...that..."如此...以至于...",引导结果状语从句,it 指代the house.
句意:这房子是如此的漂亮,以至于我想住在里面.