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          Nowadays, good babysitters are in great _____, so many companies have been set up to train good babysitters.

          A. request 
          B. need
          C. demand 
          D. requirement 
          			
          

			
			
			
		
          



							
          
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				科目：高中英語(yǔ)
				來(lái)源：同步題
				題型：單選題
			
          
									
          Nowadays, good babysitters are in great _____, so many companies have been set up to train good babysitters.
          

          [     ]
          A. request 
          B. need
           C. demand 
          D. requirement 
          

			
          
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