．下面列出的四样物体中，质量最接近500g的是 A．一瓶矿泉水 B．一个桔子 C

孙明去看一部不足一小时的纪录片。刚开演时他看了一下表，结束时他再看表的时候，时针与分针正好交换了位置。则这部片子时长为（）分钟。

A.A

B.B

C.C

D.D

首字母填空（共10分）

I think that the most basic and powerful way to connect to another person is to listen. Just listen. When people are talking, there's no need to do a  小题1:   but receive them. Listen to what they're saying. Most times letting someone talk is more i  小题2:  than understanding it.

When I was teaching in a middle school, one of my s  小题3:  told me that sometimes when she tried to tell her story, people often interrupted (打断) to tell her that once had something just like that h  小题4: to them. Finally she stopped talking to most people and became very l   小题5:   . We connect through listening. When we l   小题6:  , they know we care. Many people with cancer can talk about the relief (安慰) of having someone just listen.

I have n   小题7: learned to respond (反应) to someone crying by just listening. I just listen. When they have cried all they need to cry, they find me there w  小题8:   them.

This simple thing has not been that easy to learn. It certainly went a  小题9:  everything I had been taught since I was very young. I thought people listened only because they were too s   小题10:    to speak or did not know the answer. A loving silence often has far more power than words.

素描工具只局限于绘画铅笔和橡皮。

常规监测质量控制措施有（）、（）和加标回收率，其它质量控制方法有比较实验和对照分析。

某物业服务企业与供电公司签订代收电费协议，此协议属于( )。

A．物业服务合同 B．委托合同
C．供电合同
D．居间合同