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				 ―I'm  sorry I couldn't go to your party. I         work late.  ―Don't  apologize; it was just a weekend party. You         come.  A. may; shouldn't            B. must; don't need to  C. had to; didn't have  to         D. can't; mustn't			【查看更多】
			


		
           
          


		
          
		
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          —I'm sorry I couldn't go to your party. I________ work late. 
            
          —Don't apologize; it was just a weekend party. You________ come.
            
          A. may; shouldn't                    B. must; don't need to
            
          C. had to; didn't have to               D. can't; mustn't
          

			
          
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