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问题 填空题

将代数式

转换成程序设计中的表达式为 【2】 。

答案

参考答案：Sqrt(x^2+y^2)/(a/b)

解析：[讲解] 将代数式

转换成程序设计中的表达式为Sqrt(x^2+y^2)/(a+b)。

阅读理解

阅读理解。

     Han Mei is a Chinese girl. She is thirteen. Her brother's name is Han Lin. He is fourteen. Han Mei

is a middle school student. She is a good student. Han Lin and Han Mei go to the same school. Han

Mei's father is a doctor. Her mother is an English teacher.

1. How old is Han Mei?

A. She is 11 years old.                  

B. She is twelve.

C. She is 13.                                    

D. She is fourteen.

2. What's her brother's name?

A. Her brother's name is Han Ping.

B. He is Han Mei.

C. His name is Han Bing.

D. His name is Han Lin.

3. Does Han Lin go to school?

A. Yes,  he goes to the same school.

B. No,  he is a worker.

C. No,  he is a student.

D. Yes,  he goes to a different school.

4. Is their father a teacher?

A. Yes,  he is.                          

B. No,  he isn't.

C. Yes,  he's.                            

D. No,  he is.

5. Is their mother a doctor or a teacher?

A. Yes,  she is a doctor.

B. Yes,  she is a teacher.

C. She is a doctor.

D. She is a teacher.

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单项选择题

Gilbert综合征是由于（）

A.肝细胞摄取非结合胆红素障碍

B.肝细胞内葡萄糖醛酸转移酶正常

C.肝细胞对某些阴离子（如靛青绿）向毛细胆管排泄障碍

D.肝细胞对结合胆红素摄取及结合障碍

E.肝细胞对结合胆红素排泄障碍
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