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				37．--Excuse  me.Mr. Li.I  don't know the meaning of the whole sentence．What  shall I do?--You'd better first          the new words．A．look  for        B．look at         C．look up         D．look through			【查看更多】
			


		
     
    


		
    
		
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    — Excuse me，Mr. Li，I don’t know the meaning of the whole sentence. What shall I do?
      
    —You’d better first ________ the new words. 
      
    A．1ook for            B．1ook up          C．1ook through          D．look around
    

			
    
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