We have no idea about  1 men first began to use salt. But we do know that it had been used in many different ways 2 the history.
For example, in many history books it is 3that people who lived three thousand years ago 4salted fish. Thousands of years ago in Egypt（埃及）, salt 5 keep the dead. It can keep the dead bodies6decay.（腐烂）
   In the eighteenth century, a person who stole salt was 7 to have broken the 8. if a person was caught stealing salt, he would be thrown into 9. Books also record that in England about ten thousand people were put into prison during that century10stealing salt! In the year 1553, if a man took 11than his share of salt, he would be thought to have broken the law and would be12 punished(惩罚).
   oSalt was very13 on the dinner table of a king. It was always put14 the king when he sat down to eat. Then important visitors sat near the salt15 less important visitors were given seats farther away from it.

党的十八届三中全会提出，划转部分国有资本充实社会保障基金。完善国有资本经营预算制度，提高国有资本收益上缴公共财政比例，2020年提高到30%，相关资金更多用于保障和改善民生。此举(　　)

①有利于增加国家的财政收入                  ②表明政府财政支出面临压力

③是国家调整分配政策的体现                  ④必将减少国有企业利润收入

当今世界正在进行着的全球性新技术革命开始于（   ）

在公共场所“轻声”说话是文明的表现，这里的“轻声”是指声音的 ____ ；“闻其声而知其人”主要是依据讲话人的____ 来分辨．

She now helps in a local school as a ____ (志愿者) three days a week.