"they are"后面可以跟复数名词作为宾语，构成完整的句子。以下是一些例句：
1. They are books on the table.
2. They are my classmates: Zhang Hang, Li Shanshan, and Situ Hong.
3. They are trying to identify what is wrong with the present.
4. They are students who are very dedicated to their studies.
5. They are a team of experts working on the project.
在这些例句中，“they are”后面跟随的复数名词分别表示了“书”、“同班同学”、“正在尝试的事情”、“学生”和“专家团队”。这些句子展示了“they are”结构在描述多个实体时的用法。
