阿尔泰地区是我国纬度最高、唯一属于北冰洋水系的冰川分布区。据调查，近50年来冰川的数量和面积发生了很大变化。读“1960～2010年间阿尔泰地区不同朝向冰川的变化图”，完成下列各题。

用方框中所给单词的适当形式填空, 使短文意思完整、通顺。

    Before graduation, many classmates were busy ____ for jobs. So was I. It was very difficult to find a job in the big city. I had been ____ for many times until I found a want ad for an editor. “If you could find ____ than 10 wrong words in the newspaper, you can work ____ an editor,” the ad said. I loved literature(文学) and had written several little ____ for the newspaper. So I decided to have a try. It was the final date when I saw the newspaper. I told one of my roommates the news happily. After he ____ the news, he smiled and said “Today is April Fool's Day. It may just be an April Fool's ____. A fool may take it ____.” I was very disappointed after hearing that, but I still wanted to have a try. It took me the whole morning to find 12 wrong words in the newspaper. I ____ at the editorial department in the afternoon and got the job immediately.

    Later I knew I was the only applicant(申请者).I got a lesson from the experience: Something others said was ____ may be not impossible. As long as you believe it, you may make impossible possible.

随着秦王朝的统一，过去由宗室姻亲组成的国家机构，为大批官僚和军功显贵所取代……一种新型的国家管理体制由此建立起来。材料中的“新型的国家管理体制”（    ）