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          Mike and I ______in the library now.
          A．readB．a(chǎn)re readingC．is readingD．a(chǎn)m reading
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B
          本題中有個now，應該是現(xiàn)在進行時，結構為be+doing，本題的主語是復數(shù)，故be用復數(shù)are，故本題選B。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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