问题 单项选择题 A1/A2型题

下列有关血清TSH检测的说明,哪一项不正确()

A.TSH分泌存在昼夜节律,一般在清晨起床前采血

B.所选试剂盒应使用特异性针对TSHα亚基的抗体

C.新生儿筛查时应在出生时取脐血或出生7天后采血

D.应激状态可导致血清TSH水平增高

E.常采用免疫化学发光法测定

答案

参考答案:B

完形填空
完形填空。
     Peter and James were brothers. One afternoon ___1____ the lessons were
over, they stayed in school to help their teacher. They___ 2__ for an hour.
Then the teacher said, "Thank you, boys. We will finish the work tomorrow.
Now you must go home."
     When the boys ___3_____ home, it was seven o'clock. There was light
inside their house and the door was ____4____. They could see a man inside,
too.
     "Who can it be?" thought Peter. "Father and Mother have gone shopping.
They won't be home ____5____ eight o'clock."
     When the _____6____ man saw Peter, he smiled and said, "Come in!
You don't know me, but I'm your ___ 7 ___ friend. He  asked me to fetch
some money for him." The man did not see James.
     Peter went inside and began talking to the man but James did not. He
quietly but quickly ran off to call the police. He soon found a policeman and
_____8____ him back to their home. The man was still there, but when he
saw the policeman, he tried to run off. The policeman _____9____ him and
held his arm.
     Just then Mr. and Mrs. Baker, the boys' parents ______10______.
     "No!" said Baker. "I don't know him. He must be a thief. I am glad you
have caught him."
( )1.  A. if        
( )2.  A. studied  
( )3.  A. arrived in
( )4.  A. open      
( )5.  A. at        
( )6.  A. away      
( )7.  A. father    
( )8.  A. brought  
( )9.  A. stoped    
( )10.A. returned  
B. when    
B. worked  
B. went to  
B. opened  
B. since    
B. out      
B. fathers  
B. bring    
B. stopped  
B. come    
C. before    
C. stayed    
C. got to    
C. opening    
C. until      
C. outside    
C. father's  
C. take      
C. catch      
C. arrive    
D. until      
D. watched    
D. reached    
D. close      
D. after      
D. inside     
D. brother's
D. caught    
D. saw        
D. reached    
解答题