阅读填空（共1小题）
阅读下面材料，在空白处填入适当的内容（不多于3个词）或括号内单词的正确形式。
I'm Jan Hasek, _____ old miner from the Czech Republic．In April 1945 I ______ (hear) something explode at midnight．I got up and _______ (run) outside．The sound came from a mine _____hadn't been used for a long time．Suddenly I saw some German soldiers _____the light of the moon．They were taking wooden boxes from trucks and putting ______in the mine．
A week later I decided _____ (go) and see for myself．To my surprise the entrance _____ the mine was closed．Some people say that the Amber Room and some gold ___________ (bury) in the mine．I think it might be so, _________ the Amber Room has never been found．