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          【題目】The company established a platform in 2017 ______ collision experiments can be carried out for railway vehicles.
          A.whereB.whenC.thatD.which
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          【答案】A
          【解析】
          考查定語從句。句意：2017年這個公司成立了一個平臺，在這里可以實施鐵路車輛的碰撞實驗。分析句子結(jié)構(gòu)可知，此處是定語從句關(guān)系詞，先行詞platform在從句中充當?shù)攸c狀語，故用關(guān)系副詞where，故選A項。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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