In the long history of Chinese civilization,many scholars have left beaufiful poems describing exquisite classical Chinese gardens,including those of the emperor's temporary residences,rich families'flower gardens,or lofty imperial palaces.Today,when we pay visits to these gardens to appalaces.Today,when ew pay visits to these gardens to apprecialt the elegant halls,towers,pavilions and corridors,we can sitill feel the luxury and poeticsm of the owners of these gardens,and cannot help feeling:"Though man-made,these gardens are so natural."