____ ____ you ____?

材料：段祺瑞，北洋时期皖系首领。段祺瑞一生中曾经“三造共和”。1911年，段祺瑞率前线北洋将领46人联名致电清政府吁请清帝退位，结束了中国延续两千多年的封建帝制。袁世凯蓄意称帝时，反对帝制。1917年张勋复辟，段祺瑞率兵讨伐，使复辟破产。这并没有改变段祺瑞的本质，1916年至1920年他成为北洋政府的实际独裁者，是孙中山“护法运动”的主要讨伐对象。1920年直奉两系结成反段联盟进攻皖系，双方混战，皖系败退，段祺瑞下台。1924年至1926年为中华民国临时执政。1926年3月18日发生了段祺瑞政府镇压北京学生运动的三·一八惨案。“九·一八”事变后，日本人曾胁迫段祺瑞去东北组织傀儡政府，段严词拒绝。1936年11月2日，段祺瑞逝世于上海宏思医院。段祺瑞还是中国近代化军队的第一任陆军总长和炮兵司令，任过中国第一所近代化军事学校——保定军校的总办。

——摘编自季字《段祺瑞传》

能够使紫甘蓝水变绿的物质，称为____。

短文填空

根据下列短文内容，用下列动词的适当形武填空，必要的时候添加助动词。

    Many people say that they ____ too many hours. They don't have free time with their families. They can't take care of things at home. They don't have time ____.

    Work hours are different from one country to another. In France, people spend about 1,646 hours a year at work. In Japan, however, people work about 2,159 hours a year. That____ a Japanese worker works 513 more hours a year than a French worker. That is about 12 weekends of extra (额外的) work!

    Why do people work so many hours? Some people work extra hours because they want____ more money, but many companies ____ for extra work. The people in these companies work extra hours because they think it's their duty. Some people are afraid they ____ their job if they don't work extra hours.

     Many people say that their vacations are too short. In France, people ____ five weeks of paid vacation. In Germany, they get about four weeks. In the United States, two weeks of vacation ____ the average(平均). And many people don't use all of their vacation days. In one survey, in England, fewer than half of workers ____ all their vacation days. In English, people say, "All work and no play____ Jack a dull boy." That is true, there are a lot of dull people in the world.