*at book store*
A,C : hai B
B : hai A, C. how are you?
A : i'm fine thank you. by the way what are you doing here?
B : i'm searching for a new comic
C : what? but next week we have a final exam
B : yea, i know. but this comic is limited edition. so i think i must buy it
A : B, our exam is more important than those comic
C : right! we better buy a education book
B : hmm you guys are right. i'll buy education book not this comic:)
C : than, lets search education book:)