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          The little girl felt upset _________ her pet dog died.
          A．whyB．because ofC．becauseD．what
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C
          表示原因，后跟從句用because，故本題選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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