【正文】
Great Wall is one of the greatest w______. are many t________inside Emperor Qin’ s tomb, I think. know that some u________ palaces are in Ming Tombs. 4. The Yellow River is about 5,460 k_______ Long. p________in Egypt are world famous. onders reasures ndergroundilometres yramids Great Wall Lake University Mountain ’ s the longest wall in ’ s one of world wonders. ’ s a beautiful lake in Hangzhou. ’ s one of the most famous universities in China ’ s in Egypt. Long ago the