wynn summ/feoh wizard

Hi all,i have a whynn summoner d.elf and i want to make a dual class a feoh wizard.The problem is:i dont know what subclass skill to chose for both char.If the subclass skill not aply to both char... what to chose 4 summoner.
Ty and Srry for my bad english.

subclass skill apply to both char, move to subclass and see pasive skills, if you have learn even one skill...