问题 单项选择题 A1型题

沿海地区发病率较高的细菌性食物中毒是()

A.沙门菌中毒

B.副溶血性弧菌中毒

C.葡萄球菌肠毒素食物中毒

D.肉毒中毒

E.变形杆菌食物中毒

答案

参考答案:B

单项选择题
完形填空
完形填空。
     We live in the"computer" age. People like scientist, teachers, writers and even students use computers
to do  1   work. But more than 30 years ago,  2   couldn't do much. They were very big and
expensive. Very  3  people were interested in them and knew how to use them.
     Today computers are smaller and  4   .   5   they can do a lot of work, many people like to use
them. Some people even have them at home.
     Computers become very important because they can work  6   than men and make fewer mistakes.
Computers can  7  people do a lot of work. Writers now use computers to write. Teachers use them to
study and children use them to play games. Computers can also remember what you put   8   them.
Computers are very  9   and helpful. They are our good friends and good helpers.
     Do you want to  10   a computer? But don't spend too much time playing computer games. That is
a waste of time and life.
( )1. A. many of
( )2. A. scientists
( )3. A. few  
(     )4. A. higher  
( )5. A. But  
( )6. A. slowly  
( )7. A. help  
( )8. A. over  
(     )9. A. beautiful
( )10. A. pay  
B. all kinds of
B. teachers
B. little  
B. cheaper
B. And    
B. more slowly
B. make  
B. into  
B. careful
B. sell  
C. a lot of
C. students
C. a few
C. lower
C. Since
C. fast
C. use
C. up
C. useful
C. lend
D. hard        
D. computers  
D. a little    
D. more expensive
D. If          
D. faster      
D. stop        
D. on          
D. heavy      
D. have