i know they use huge nets and some kind of dart to shoot at them.
Pretty much any where it is legal to use such weapons. Most shooting ranges will accommodate an adult who wishes to shoot.
He has lightning bolts.
You click the left mouse button to shoot.
you can spit out poisony stuff but not weapons
You don't.
he can really use any weapon. but he prefers his symbol of power, the lightng bolt
Although warriors are able to equip bows, crossbows and guns, they are little more than stat sticks (used just for their stats). If you really want to use the ranged slot, then equip whatever ranged weapon you want, open up the spell-book, look for the ability Shoot, and drag it to your action bars. Pressing shoot will shoot your weapon once, to shoot it again, you have to press it again.
to shoot people and to protect
No, but there is a mod for the computer version that allows weapons to shoot rockets.
Think of it this way, if a living corpse with giant bolts in its neck was walking around, would you shoot it?
longbow