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				 Having a trip abroad is  certainly good for the old couple, but it remains         whether they will  enjoy it. A. to see                             B.  to be seenC. seeing                             D.  seen[解析] B.remain 作“尚需 解.是連系動詞.其后要接不定式作表語.由于 see 與 it(形式主語.指whether they will enjoy it)是動賓關(guān)系.因此用不定式的被動式.			【查看更多】
			


		
           
          


		
          
		
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           Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it.
            
          A. to see  B. to be seen
            
          C. seeing D. seen
          

			
          
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            Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it.
            
          A. to see  B. to be seen   C. seeing      D. seen
          

			
          
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          Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it. 
            
          A. to see           B. to be seen           C. seeing                D. seen
          

			
          
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           Having a trip abroad is certainly good for the old couple, but it remains _______ whether they will enjoy it.
            
          A. to see  B. to be seen
            
          C. seeing D. seen
          

			
          
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          Having a trip abroad is certainly good for the old couple, but it remains ____whether they will enjoy it.
          A. to see????????? ????????????? B. to be seen????????? C. seeing??????????? ????????????? D. seen
           
          

			
          
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