英语错误纠正急急急！

The boy"'s" name is Tony.
The girl in the white blouse "is" Tony's sister Rose.
The two sister"s" are at Class Two,Grade Seven
The man and the woman "are" their father and mother.
The man is "a" worker
They are "a" family.

改好的，Let's look at the picture.The boy’s name is Tony.The girl in white blouse is Tony's sister Rose.The other one in yellow blouse is Tony's sister Kitty.Tony and his sister are students.The two sisters are in Class Two,Grade Seven and Eony is in Class One,Grade Seven.The man and the woman are their father and mother.The man is a worker.The woman is a teacher.The old man and old woman are Tony's gandfather and grandmother.This is a family

Let's look at the picture.The boy('S) name is Tony.The girl in (the删掉) white blouse （are->is) Tony's sister Rose.The other one in (the删掉) yellow blouse is Tony's sister Kitty.Tony and