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				21．After school I  found Mother was in bed sick.         Mother was ill, I should do something for  her.    A．So         B．Though     C．Since      D．If			【查看更多】
			


		
           
          


		
          
		
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          After school I found Mother was in bed sick. ____ Mother was ill, I should do something for her.
          

          [     ]
          A. So 
          B. Though 
          C. Since 
          D. If 
          

			
          
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          After school I found Mother was in bed sick. _______ Mother was ill, I should do something for her.
            
          A．So        B．Though             C．Since         D．If
          

			
          
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          After school I found Mother was in bed sick．________ Mother was ill, I should do something for her．

          1. A.
            So
          2. B.
            Though
          3. C.
            Since
          4. D.
            If
          

			
          
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          After school I found Mother was in bed sick．____ Mother was ill, I should do something for her．
            
          A．So    B．Though    C．Since     D. If
          

			
          
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          After school I found Mother was in bed sick．________ Mother was ill, I should do something for her．
          

          

          [　　]
          

          A．

          So
          

          

          B．

          Though
          

          

          C．

          Since
          

          

          D．

          If
          

          

          

			
          
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