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          —The country has already sent up an unmanned spacecraft to the moon.
          —Yes. Chang’e I       to the moon last October.
          A．has been sentB．has sent C．was sentD．sent
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          考查被動語態(tài)。“（咱們）國家已經(jīng)發(fā)射了一顆月球人造衛(wèi)星。”“是的。嫦娥一號是去年10月被發(fā)射的�！盋hang’e I與send之間是被動關系，故用被動語態(tài)，排除C、D；根據(jù)last October可知，用一般過去時。故選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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