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问题 填空题

一些无机盐离子在细胞膜上（）的帮助下，顺电化学梯度进行跨膜转动。

答案

参考答案：通道蛋白质

选择题
下列加粗字的注音无误的一项是
[ ]
A．欺瞒（mán）伶俐（líng）恐吓（xià）
B．魁梧（kuí）赔偿（cháng）乞丐（gài）
C．下贱胚子（pī） 洋溢（yì）坎肩（kǎn）
D．戳（chuō） 咳嗽（sou）契诃夫（kē）
                                      
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完形填空
完形填空
       Tick, tick, tick! Good morning, Jim! It’s 6:30 now. It’s time    1   up. Do you know me? I’m
your new friend. My name is Clock. Look   2   me. I have no feet (脚),  3   I can walk with my hands. I
have no mouth, but I   4   speak to you. Now please listen to   5  . Today is Monday. You have many things to do. Classes   6   at 8:00. You have four classes in the morning and two classes in the afternoon. After
3:40 you have a basketball match   7   Class Two. You come   8   at 5:40. You have supper at 6:00.
You   9   CCTV news at 7:00. And you go to bed at 9:30. Now please get up quickly and have your
breakfast or (否则) you will be   10  .
( )1. A. get
( )2. A. at   
( )3. A. and
( )4. A. can't
( )5. A. I   
( )6. A. begin
( )7. A. to   
( )8. A. home
( )9. A. see  
( )10. A. early		B. gets   
B. for   
B. but   
B. mustn't
B. my   
B. begins
B. with  
B. to home
B. read  
B. happy		C. to get
C. after   
C. so     
C. must   
C. mine    
C. beginning
C. and     
C. your home
C. watch   
C. glad    		D. getting        
D. like          
D. or            
D. can           
D. me            
D. to begin      
D. for            
D. at home        
D. look at        
D. late          
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