请你在正确的读音下面画“____”。 坡（pō puō）　湿（sī shī） 伸（s

请分析最后一段画线句子的妙处。（6分）

读下面的简历并回答问题。

     ①Hi! My name is Jenny. I am nearly l3 years old and I am in Grade l, NO. 3 Middle School. I have a

sister called Sooner and a cat called Campuses.Sooner is 10. I enjoying reading, swimming and playing

tennis. I also like blowing the flute (吹笛子) and playing the piano.

     ②Hi! My name is Sue and I am l4 years old. I am in Grade 2 at No. 14 Middle School and I have a

sister who is 8 years old. My hobbies are reading,running. I like running in races.

     ③Hi! My name is Ann and I am l5 years old. I am in Grade 3 at No. 110 Middle School. I am the only

girl out of four children in my family. I have three younger brothers-their names are Peter, Michael and

James.

     ④Hi! My name is Manthers and I am l6 years old. I have a brother, Bob, who is14. My hobbies are

riding a bike and playing computer games. I have two dogs named Choky and Nutty.

1. Who like playing the piano?

2. Who likes running in races? 

3. What are Choky and Nutty?

4. Who has sisters?

5. Who is the only girl of them? 

某省统计局在对某企业进行统计执法检查时发现该企业从事统计工作的人员为统计学类大学本科毕业生，但没有统计从业资格证书，也未取得统计专业技术职务资格，遂认定该企业存在统计违法行为。根据上述资料请回答：

该企业违反了何种法律规范？（）

A.违反统计执法检查规定

B.违反统计从业资格认定规定

C.违反统计规章的规定

D.违反统计调查证管理办法

统计学中，描述事件发生的频率和概率指标的关系是

A．两者是性质不同的两个概念

B．概率取值不可能大于1，而频率可以

C．同一事件的频率和概率值必定相等

D．有限次试验中，若某事件发生频率为m/n，当n趋向无穷大时，m/n的数值接近此事件的概率

E．有限次试验中，事件的概率大小可以上下波动，而发生频率值是唯一的

神经垂体贮存的激素是（）

A.促甲状腺激素

B.血管升压素

C.生长激素

D.促肾上腺皮质激素

E.促性腺激素