I know you are student good at maths .请分析一下句子的成分!

问题描述:

I know you are student good at maths .请分析一下句子的成分!

I主
know谓
you宾
(who)are student good at maths宾语从句修饰you。

I主语
know谓语动词
you are student good at maths 宾语从句。其中good at maths 是student的后置定语。

i主语
know谓语
you宾语
are a good sdudent(who is) good at maths.定语从句

I 主语
KNOW谓语
YOU宾语
ARE STUDENT 宾语补足语
GOOD AT MATHS 补语

我知道你是个数学好的学生

I know 后面加的是宾语从句,表示我知道的内容
you are student 是宾语从句主干
good at maths 相当于一个定语从句,省略了who is.