Most Helpful Guy
there are many signs
1-you will find him looking at you most of the time
2-borrows from you somthing. i mean that if you two are in the same class he borrows from you only.
3- he smiles when he look at you
4-he will help you in every thing. if you are looking for something he will try hard to find it
there are many signs but those are the common signs. it also deppends on his personalty.
Most Helpful Girl
From what I learned is that there is no one way of knowing. Some guys show this differently then others. How does this guy act in your case?