问题 单项选择题 A1/A2型题

不属于急性肾衰竭常见病因的是()

A.大面积烧伤

B.车祸后大量失血

C.尿路结石

D.应用肾毒性药物

E.下尿路感染

答案

参考答案:E

解析:大面积烧伤、大量失血会导致有效循环血容量不足,肾灌注量减少,从而诱发急性肾衰竭;尿路结石可导致尿液排出障碍,这种机械性梗阻也会导致急性肾衰竭;肾毒性药物对肾组织的损害也会导致急性肾衰竭;下尿路感染主要指膀胱炎,以膀胱刺激征为主,一般不引起急性肾衰竭。

阅读理解

阅读理解。

  It is Sunday today. Tom is lying in bed. It is eight-thirty. He doesn't want to

get up.  His father is watering the flowers(浇花).  His mother is cooking

breakfast. His sister is doing her homework.

  "Get up,  Tom. "  says his mother,  " Go to help your dad. " Tom  has to

leave the bed, but he finds a math book in his bag. He stdrts to read loudly. "

Three times (乘)  five is fifte.en,  three times six is six-teen. . . " His mother

hears this and  becomes  angry (生气).   She  asks," What are you reading,

Tom?"  "I don't know. "  " Aren't you reading?"" Yes,  I am, " answers the boy.

" But I am not listening ! "

1. There are _____ people in Tom's family.

A. two      

B. three      

C. four          

D.five

2. The family are all busy except(除…以外_____.

A. Tom      

B. Tom's si    

C. Tom's father      

D. Tom's mother

3. Tom doesn't want to get up because          .

A. it is very early              

B. he is very tired

C. he has no homework            

D. he doesn't need to go to school

4. _____, so he begins to read the book.

A. Tom doesn't want to get up to help his father

B. Tom doesn't want to help anyone

C. Tom likes reading very much

D. Tom likes to study math very much

5. Tom's mother is angry because _____.

A. her son doesn't go to help his father

B. what her son is reading is not right

C. her son is reading a math book

D. her son doesn't listen to her

选择题