搜题请搜索小程序“爱下问搜题”
问题 单项选择题

历史学名著《全球通史》中说“在中国长达数千年的历史上，有过三次大革命，它们从根本上改变了中国的政治和社会结构。第一次发生在公元前221年，第二次发生在1911年，第三次在1949年，其中第二次革命是指（）

A.资本主义制度确立

B.君主专制制度被推翻

C.资本主义民主制度确立

D.中华民国成立

答案

参考答案：B

解析：

解答本题关键是从时间信息入手，结合“改变了中国的政治和社会结构”信息联想相关的重大历史事件，第一次是指秦中央集权制的确立，第二次是辛亥革命，第三次是指中华人民共和国的成立，由此可知，B项正确。

考点：辛亥革命•辛亥革命的影响

单项选择题

销售物流管理的目标是（）。

A.扩大市场.降低成本

B.提高物流工作效率

C.保证销售有效合理地运行

D.提高客户服务水平
查看答案
单项选择题

The idea that some groups of people may be more intelligent than others is one of those hypotheses that dare not speak its name. But Gregory Cochran is (1) to say it anyway. He is that (2) bird, a scientist who works independently (3) any institution. He helped popularize the idea that some diseases not (4) thought to have a bacterial cause were actually infections, which aroused much controversy when it was first suggested.

(5) he, however, might tremble at the (6) of what he is about to do. Together with another two scientists, he is publishing a paper which not only (7) that one group of humanity is more intelligent than the others, but explains the process that has brought this about. The group in (8) are a particular people originated from central Europe. The process is natural selection.

This group generally do well in IQ test, (9) 12-15 points above the (10) value of 100, and have contributed (11) to the intellectual and cultural life of the West, as the (12) of their elites, including several world-renowned scientists, (13) . They also suffer more often than most people from a number of nasty genetic diseases, such as breast cancer. These facts, (14) , have previously been thought unrelated. The former has been (15) to social effects, such as a p tradition of (16) education. The latter was seen as a (an) (17) of genetic isolation. Dr. Cochran suggests that the intelligence and diseases are intimately (18) . His argument is that the unusual history of these people has (19) them to unique evolutionary pressures that have resulted in this (20) state of affairs.

19（）

A.limited

B.subjected

C.converted

D.directed
查看答案