改写后的课文内容填空 （共10个空，每空1分，满分10分）
Frederick William I, to whom the Amber Room b________, could not have imagined it would have such an a________story. The Amber Room was designed in the fancy style popular in those days, d________ with gold and jewels. He, however, gave it to Peter the Great as a g________. For the Czar, the Amber Room served as a small r________ hall for important visitors. Later, Catherine II told her artists to add more d________to the Amber Room to make it even more beautiful.
During World War II, the Nazi army attacked St Petersburg. Though the Russians were able to remove some f________and small art objects, some of the Nazis s________ stole the Amber Room itself. There is no d________ that the Amber Room was put on a train for Königsberg. What happened to it later r________ a mystery.