If it weren’t for the White Rabbit, Alice would simply have enjoyed a lazy, albeit slightly boring, day by the river. Instead, Alice follows the talking, clothed Rabbit down the rabbit hole and into a Wonderland filled with nonsense and whimsy. The Evergreen Children’s Chorale is set to take its audiences into Lewis Carroll’s world of talking cards and grinning cats with its upcoming production of “Alice in Wonderland, Jr.”