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问题 单项选择题

关于新中国成立后的科技成就，以下排序正确的是（）

①“东方红一号”人造卫星

②“银河Ⅰ”巨型计算机

③“神舟”五号

④人工合成结晶牛胰岛素

A.①④②③

B.①②④③

C.④①②③

D.④③②①

答案

参考答案：C

完形填空


完形填空
         It's Sunday and it is a  1  day. People don't stay  2  home. They go to parks and beaches or
drive(开车) to the country(乡村)．
         Now we  3  at the seaside(海边).There  4  lots of people on the beach.  Some   5  . Some
are  6  on the sand and bathing(沐浴)  7  the sun Over there a group of men and women  are
sitting under a beach umbrella(雨伞). They are    8    and laughing. Not far from them, a little boy  is
playing   9  water. The people are really 10   .
                                                                                             
( )1. A. sun          
( )2. A. in            
( )3. A. are          
( )4. A. are          
( )5. A. are  swimming
( )6. A. lie          
( )7. A. und er        
( )8. A. say ing      
( )9. A. with          
( )10.A. relax         
                       		B .sunning      
B. at            
B. come          
B. is            
B. swim          
B. in            
B. in            
B. speaking      
B. at            
B. relaxing      
                 		C. suny        
C. on          
C. get        
C. have        
C. swims      
C. lying      
C. on          
C. talking    
C.／          
C. relaxed     
               		D. sunny            
D. of                
D. go                
D. come              
D. is swimming      
D. lieing            
D. over              
D. telling          
D. to                
D. relaxs            
                  
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多项选择题

现行销售电价的计价方式为（）

A.电度电价

B.单一制电价

C.基本电价

D.两部制电价
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