Problem: After two failed long distance relationship , reality weighs heavily upon my heart . You came here , to take a break from your normal life and now you left , to go back to your normal life . But I , I had to come back to a home that looks exactly as the same as before you were gone .

Why is the narrator so sullen after a trip ?

A: They ca n't get a past love out of their mind .

Problem: New faces come on duty , others go home . However , there is one part of the scene that stays the same . A man is restrained in the day room .

What may be the reason why he is restrained ?

A: He may have gotten angry and caused a scene .

Problem: Graphene looks like it 's going to be one of the " wonder materials " of the future , and a science team at Cornell University have just demonstrated the world 's smallest balloon made of it .

Why is graphene looking like it will be a wonder material ?

A:
It has unusual properties that have many different applications in the real world .