简述伤亡事故性质分类？

社会保障的核心内容是（）。

A.社会保险 

B.社会救济 

C.社会福利 

D.社会优抚

下列哪种为慢适应感受器（）。

A.触觉感受器

B.肌梭

C.痛觉感受器

D.温度觉感受器

E.嗅觉感受器

在用压力容器的单位的安全管理包括贯彻执行压力容器安全技术监察规程及相关规范规章。（）

A.对

B.错

阅读《呼兰河传（节选）》回答问题。

请用简洁的语言概括出“我”和“祖父”的形象特征。

答：_____________________________________________________

The earnings multiplier model, derived from the dividend discount model, expresses a stock's P/E ratio (P₀/E₁) as the:

A. expected dividend in one year divided by the difference between the required return on equity and the expected dividend growth rate.
B. expected dividend payout ratio divided by the sum of the expected dividend growth rate and the required return on equity.
C. expected dividend payout ratio divided by the difference between the required return on equity and the expected dividend growth rate.