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            • 1．
              Look at________car.Can you believe that scientists printed it with_______3D printer?
              A．an;an    
              B．the;the   
              C．the;a   
              D．an;the
              难度：较难
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            • 2．
              Xiao Ming is ________ honest boy, so we all like him. Besides, ________ boy looks very handsome.

                     

              A．a; the         
              B．an; the       
              C．the; a        
              D．the; an
              难度：较难
              解析 收藏 试题篮
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