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          ---I called you yesterday evening, but there was no answer.
          　　　　  ----- Oh, I’m sorry. I _____ dinner at a restaurant at that time.
          A．haveB．hadC．was havingD．have had
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          考查時(shí)態(tài)。句意：昨天晚上我給你打電話，但是沒人接。噢，很抱歉，我當(dāng)時(shí)正在飯館吃飯。根據(jù)題中的時(shí)間狀語at that time 時(shí)過去進(jìn)行時(shí)的語法標(biāo)志之一，所以選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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