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           –What was your brother doing at this time yesterday?
          -- He was reading a magazine ________ I was writing an e-mail at home.
          A．a(chǎn)s soon asB．a(chǎn)fter
          C．untilD．while
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D

          試題分析：句意：--昨天這個時候，你的兄弟正在做什么？--當我在家正寫一封電子郵件的時候，他正在讀一本雜志。分析：兩個動作同時進行，表示一個動作發(fā)生在另一個動作的期間，因此用while.故選 D
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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