根据世界人口分布的特征，判断下列说法正确的是（ ） A．世界人口稠密地区都分布在

某业主拟投资一综合大厦项目，通过公开招标的方式分别选择了甲公司和乙公司作为综合大厦的监理单位和施工单位，并分别签定了合同。为保证投资效益，业主与甲监理公司签订的监理委托合同规定：监理工作内容包括对综合大厦项目进行风险损失分析和施工监理。

施工单位在风险评估的基础上，针对不同的风险采用不同的风险对策。可供施工单位选择的风险对策有（）。

A．规避风险

B．评估风险

C．减轻风险

D．自留风险

E．转移风险

When I was a very young children,my father created a regular practice I remember well years late.Every time he arrived home at end of the day ,we’d greet het at the door.He would ask who we was and pretend not to knowing us,Then he and my mother would have had a drink while she prepared dinner and they would talk about his day and hers.While they chat,my father would lift my sister and me up to sit in the top of the fridge.It was both excited and frightening to be up there！

My sister and I thought he was so cool for putting us there.

8（）

在还清预付款前，承包人应确保此保函一直有效并可执行，但其总额可根据付款证书列明的承包人偿还的金额逐渐减少。如果保函条款中规定了期满日期，而在期满日期前( )天预付款未还清时，承包人应将保函有效期延至预付款还清为止。

A．7

B．14

C．28

D．30

实施外科手术治疗时，负责医师应具备哪些基本条件？

昆仑加油卡业务管理部门岗位有哪些？