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				22．Computers are  very popular now and they are     than before．A．cheap         B．cheaper       C．cheapest       D．the cheapest			【查看更多】
			


		
           
          


		
          
		
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          Computers are very popular now and they are        than before． 
            
          A．cheap              B．cheaper             C．cheapest             D．the cheapest
          

			
          
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