关于英语 宾语补足语i know you are student good at maths 变为 i know you

关于英语 宾语补足语i know you are student good at maths 变为 i know you I know you are student good at maths I know you are student i know you are student good at maths i know you are student who is good at maths中who是什么? I know you are student who is good at maths 是定语从句吧 I know you are student good at maths .请分析一下句子的成分! I know you are a student good at maths.这个句子主谓宾 I know you are 英语宾语从句语法I don't know who you are.为什么不用I don't know you are w -I‘m not good at singing,you know .-____WE I know you will a good student.good good study day day I know who you are