本文格式为Word版，下载可任意编辑保护区 如何维护保护区HowtoMaintaintheConservationArea Panda is the national treasure because of its rare number and cute appearance. Many foreign people are so crazy about pandas and they cant watching these lovely creatures all the time. Though some action has been taken to protect panda, how to maintain the conservation area needs everybodys help.熊猫因其稀有的数量和可爱的外型成为了国宝。很多外国人都喜爱熊猫，他们忍不住想要始终看着这些可爱的生物。尽管已经实行行动来爱护熊猫，但是如何维护爱护区需要每个人的努力。In the early 1990s, panda had caught the world
