Ballet is amazing; ______you go ,you are likely to find yourself going again and again.

1. A.
   as
2. B.
   once
3. C.
   unless
4. D.
   while

Ballet is amazing; ______you go ,you are likely to find yourself going again and again.

       A．as     B．once  C．unless       D．while

Ballet is amazing;       you go ,you are likely to find yourself going again and again.

       A．as     B．once  C．unless       D．while

Ballet is amazing       you go ,you are likely to find yourself going again and again.

       A．as     　　　　　　B．once  　　　　　　C．unless       　　　　　D．while

Ballet is amazing;　　 you go ,you are likely to find yourself going again and again.

　 A．as B．once　 C．unless D．while