阅读下面材料，在空白处按要求填入适当的单词或括号内单词的正确形式，每空一个单词。

Look! this is a photo (介词) my family. The old man (be) my grandfather and the old woman is my grandmother. The man (连词) the woman are my parents. They are (teacher). They teach Chinese in No. 9 Middle School. The girl next to (I) is my sister. My name is Bill and (she) name is Mary. She is ten (year) old and I am twelve. We are students.

Mary and I are in (冠词) same school. (our) are laughing (笑) . What a (happy) family!