招标代理机构是依法设立，从事招标代理业务并提供相关服务的()。
A.地方行政主管部门
B.社会中介组织
C.社会咨询机构
D.社会综合服务组织
参考答案：B
阅读短文，回答下列问题。
I am Jerry. I'm eleven years old. I study in a primary school (小学). I live near my school. I go to school
on weekdays (工作日). In my family there are three people, my father, my mother and I. My father is a
busdriver. He is friendly. He has a lot of friends. My mother is a teacher: She works at school. She does
housework every day. I love them. And my good friend is books, I think.
1. How old is Jerry?
2. How many people are there in Jerry's family?
3. What is Jerry's father?
4. Is Jerry's mother a nurse?
5. What is Jerry's good friend?
数字符号6的ASCII码值的十进制表示为54,则数字符号O的ASCII码值的十六进制表示为 ______。
A．30
B．31
C．32
D．33
