I’m Ann. I’m English. I’m twelve. I was born on May 17th , 2000. I learn Chinese at Beijing No.3 Middle School. I have a good friend. Her name is Lucy. She is twelve, too. We are in the same (同样的) grade. But we are not in the same class. I’m in Class Two, and she is in Class Three. We have the same Chinese teacher（教师）. Her name is Zhang Ying. We all like her. Lucy’s parents are both English teachers in China. And she has a sister. Her name is Lily. She is only five years old.

小题1:Ann and Lucy are _________.

A．classmates

B．sisters

C．brothers

D．friends小题2:Ann was born _____________.

A．on May 17th , 2000

B．on May 17th ,2001

C．in May 17th, 2000

D．in May 17th, 2001小题3:Zhang Ying is Lucy’s __________ teacher.

A．English

B．Chinese

C．math

D．music小题4:Lucy’s parents are in _________. They teach English.

A．England

B．America

C．China

D．Japan小题5:How old is Lily？ She is_____________.

A．twelve

B．five

C．three

D．I don’t know.

滤过分数是指（）

A.单位时间内双肾生成的尿量

B.单位时间内单肾生成的超滤液量

C.单位时间内双肾生成的超滤液量

D.肾小球滤过率／肾血浆流量

E.肾小球滤过率／肾血流量