This is a photo of Mr. Black’s family. The man with glasses(眼镜) is Mr. Black, the father. The woman is the mother. They have a son and a daughter. The son is behind Mr. Black. His name is Jack. He is 14.Kate is Jack’s sister. She is 12.Jack and Kate are in the same school, but they are in different grades. Jack is in Grade Nine and Kate is in Grade Seven. They are good students.

根据短文内容，判断正误。正确的在括号内打"√”，错误的打"×”

1． Mr. and Mrs. Black have a son and a daughter

2．The woman is Kate and Jack’s mother.

3．Jack and kate are in the same class.

4．Black is the family name.