1.We (study) in the First Middle School. 谓语
2.We have (four) lessons in the moring. 定语
3.My sister often helps (me).宾语
4.Mary's schoolbag is (on the desk).表语
5.We can see a map of China (on the right wall)宾语补足语
6.Have you hot a ticket (for the film).宾语补足语
7.The sky is (blue) 表语
8.The (shirt) is Tom's.主语