属于我国内海的是（  ）

根据短文理解选择正确答案填空。

    Hi, I'm Mike. This is a photo of my family（家人，家庭）. Look, I'm in a white T-shirt and my jeans are blue. The girl is my sister, Helen. She is in a red blouse and black shirt. The man in a white short is my father, Steven Brown. The woman is my mother, Jane Brown. She is in a brown hat.