与荷载有关的变形是（）A、徐变 B、收缩 C、膨胀 D、体积变形

阅读下列短文，将人名及其身份填在图画的相应方框内。

     This is my family. My grandpa's name is Harry Brown. My grandma's name is Jean Brown. My father's name is Jeff Brown. My mother's name is Helen Brown. Jeff and Helen are my parents. I have a sister. Her name is Kate Brown. My name is Tom Brown.Iam ten. My sister is eight.

Tom's Family Tree

按上图回答下列问题。

1. How old is Tom Brown?

______________________________________________ .

2. Is that girl his sister?

______________________________________________ .

3. Is Helen Brown his grandmother?

______________________________________________ .

4. What's his grandmother's name?

______________________________________________ .

5. Is Jeff Brown his brother?

______________________________________________ .

脑组织坏死的病理学特征是（）。

A.凝固性坏死

B.干酪样坏死

C.蜡样坏死

D.液化性坏死

E.以上都不是

WHO采用的药物不良反应(ADR)定义：在预防、诊断、治疗疾病或调节生理功能过程中，发生药物不良反应是指：

A．在用药过程中出现的不良后果

B．超剂量用药引起的不良后果

C．意外给药引起的不良后果

D．药物滥用引起的不良后果

E．正常用量、用法情况下出现的任何有害的和与作用目的无关的反应

若需要实现担保物权，丙投资公司和王某，谁可以先实现