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          —Did they have fun _______ the summer Palace ?  
          —Yes. They really enjoyed themselves there.     
          A．visitB．visitedC．to visitD．visiting
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
          做某事過的愉快可用have fun（in）doing sth，故本題選D。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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