英语作业This is my( ).Mom,this is Lin Tao.Nice to meet you Nice

英语作业
This is my( ).Mom,this is Lin Tao.
Nice to meet you
Nice to meet you ,Lin Tao.Have a seat,please.
Thank you.
Look,Lin Tao,this is my( )photo.
What a nice photo!This is your mother.And is this your father?
Yes,you are right.And these( )my grandparents.Can you guess who the boy is?
Is he your( )?
No, he is my mother's sister's son.
Oh,Isee.He is your( ),am Iright?
Yes, he looks like me.