旅游常常被复习。比如眉飞色舞地向亲朋好友讲述风光,比如把自己所摄的摇摇晃晃的看着都头晕的DV向人演示,比如家里贮藏着数以公斤计的照片,比如忙不迭地指着电视屏幕一闪即逝的某处胜景,说:我去过去过……但是,旅游需不需要预习呢?要到一个地方去,是否事先多了解一些当地的风俗风光,向已经去过的先驱者打探有关的注意事项—— Travel is often reviewed. Such as enraptured to tell the relatives and friends about the scenery, such as the photo of his dangling look dangling DV to demonstrate to people, such as the number of kilograms at home storage of photos, for example, pointing to the television screen twinkling Gone somewhere, and said: I’ve been to ... However, tourism need to preview it? To go to a place, whether the prior understanding of some local customs and customs, to explore the pioneers who have been to pay attention matter--