哥们儿,疑问句Be动词提前吧,Joe's garden is the most beautiful one in the town这是陈述句语序,Why is Joe's garden the most beautiful one in the town,而这是它的疑问句语序.如果这句话作从句的话,当然就是你说的那种Why Joe's garden is the most beautiful one in the town,比如说I don not understand why Joe's garden is the most beautiful one in the town.