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          People have always been _____ about exactly how life on earth began. 

          A. curious
          B. excited 
          C. anxious 
          D. careful 
          			
          

			
          
				
          
		
		
	
          
		
          
			
          
				
          
				A				
          
			
          
			
          
				
          
			
          
			
          
				
          
			
          
			
          
				
          
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				相關(guān)習(xí)題
			
          	
						
          
			
          
				科目：高中英語(yǔ)
				來源：天津高考真題
				題型：單選題
			
          
									
          People have always been _____ about exactly how life on earth began. 
          

          [     ]
          A. curious
          B. excited 
          C. anxious 
          D. careful 
          

			
          
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