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问题 单项选择题

下列与胆碱酯酶有关的叙述中，哪项是错误的

A．全血胆碱酯酶称特异性胆碱酯酶
B．血清胆碱酯酶称非特异型胆碱酯酶
C．全血胆碱酯酶存在于肝脏
D．血清胆碱酯酶降低提示肝脏损害
E．两种胆碱酯酶都下降提示有机磷中毒

答案

参考答案：C

阅读理解

Hello, I’m Liu Xing. This is a photo of my family. The woman in the photo is my mother, Liu Mei. She is a nurse (护士) and she is very kind (善良). The man is my father, Xia Donghai. He is always happy. But he is also lazy (懒惰). He doesn’t do housework (家务事). I have a sister, Xia Xue. She is 17. She is a top student. The little boy next to me is my brother, Xia Yu. He is a primary student (小学生). He is 7. He is good at playing computer games. I have a happy family. I love them very much.

小题1:There are _______ people in the photo.

A．three

B．four

C．five

D．six小题2:Mr. Xia has _________.

A．two daughters

B．two sons and a daughter

C．two daughters and a son

D．a son and a daughter小题3:Xia Xue is Liu Mei’s ________.

A．son

B．sister

C．mother

D．daughter小题4:Liu Xing and Xia Yu are _________.

A．seven

B．brother and sister

C．father and son

D．brothers小题5:What’s the writer’s (作者) name?

A．Xia Donghai.

B．Liu Mei.

C．Liu Xing.

D．Xia Xue.
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单项选择题

水压够是指供水时，供水范围内的所有（）都能正常出水

A.配水间

B.用户水龙头

C.卫生间

D.绿化管线
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