A:Do you ever think about your goal?
B:Yes,sometimes
A:Someday i'm going to be a scientist.
B:It's not easy,you know.You'll have to study and practice really hard,
A:Yes,i know.But it's my goal.How about you?
B:For me,now my only goal is complete the final exam.
A:yeah,i see.
B:yeah,cause if you don't pass the final exam,you will drop this lesson.