曾祖、祖父或父亲任官情况 | 宰相人数 | |
北宋(71) | 南宋(62) | |
高级官员 | 20 | 8 |
中级官员 | 15 | 10 |
低级官员 | 12 | 8 |
无官职记录 | 24 | 36 |
A.世家大族影响巨大 | B.社会阶层流动加强 |
C.宰相权力日益下降 | D.科举制度功能弱化 |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2