bean salad recipe

15.5 ounce) can garbanzo beans, drained 1 (14.5 ounce) can kidney beans, drained 1 (14.5 ounce) can black beans, drained 1 (14.5 ounce) can green beans, drained 1 (14.5 ounce) can wax beans, drained ½ cup chopped green pepper ½ cup chopped onion ½ cup chopped celery ¾ cup white sugar ½ cup salad oil