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          Tom has much difficulty _______ Chinese so he often asks me ______ help
          A．to understand; withB．understanding; of
          C．to understand; forD．understanding; for
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D
          本題符合結(jié)構(gòu)，主語(yǔ)+have some difficulty in doing sth，表示在做某件事方面有困難，向某人要什么東西，用ask sb for sth，故選答案為D
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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