问题 单项选择题

脾脏循环血量占心排血量的()。

A.8%~10%

B.4%~5%

C.15%~20%

D.10%~15%

E.1%~2%

答案

参考答案:B

材料题

阅读下列材料:

       材料一前期,以“自强”为口号,采用西方先进生产技术,创办了一批近代军事工业;后期,又以“求富”为口号,开办了一些民用工业;筹建了南海、北洋和福建三支海军;还兴办了京师同文馆等新式学堂。

       材料二:政治方面:“废藩置县”。加强中央集权;经济方面:允许土地买卖,引进西方先进技术鼓励发展近代工业;社会生活方面:提倡“文明开化”努力发展教育。

请回答:

(1)材料一和材料二分别反映的是中日历史上的什么事件? 

                                                                                                                                                             

(2)这两个事件各具有怎样的性质?

                                                                                                                                                              

                                                                                                                                                             

(3)根据材料分析,这两个事件在向西方学习方面有什么不同?

                                                                                                                                                             

                                                                                                                                                             

                                                                                                                                                             

多项选择题