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          She had just finished her homework           her mother asked her to practice playing the piano yesterday. 
          A．whenB．whileC．a(chǎn)fterD．since
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A

          試題分析：考查連詞：句意：昨天她剛剛做完作業(yè)這時媽媽叫她彈鋼琴。A. when當(dāng)…時候，（表示時間點），這時，B. while當(dāng)…時候，，雖然，然而，C. after在…后面，D. since自從，when可以和過去完成時的句子連用，had done…when…“剛剛做完了…這時…”，選A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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