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          There _______ something wrong with my computer a moment ago.
          A．isB．a(chǎn)reC．wasD．were
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          本題中有個(gè)片刻以前，故用過去時(shí)，故不選AB，本題的主語是單數(shù)，故本題選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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