We may be tired of the study but we have fun moments in the lives of teenagers, because we are friends and we just know. The University's activities together.
We may be tired of learning about it. But we have a fun time in the life of a teenager. Because we are friends, we just met. The activities of the university together.
We might have been studying very much. But we also have a fun time in the life of a teenager. Because we have a new friend, we just met. Do the activity of the University together.