Is that why you're wearing the shose?分析语法或句子成分

Is that why you're wearing the shose?分析语法或句子成分
Is that why you're wearing the shose?分析语法或句子成分

Is that why you're wearing the shose?分析语法或句子成分
主语：that
谓语：is
宾语（从句）：why you're wearing the shose