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				15．Never form the habit of smoking because it   human beings.  A．is harmful with  B．does harm to   C．is harm for    D．does harmful to			【查看更多】
			


		
           
          


		
          
		
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          Never form the habit of smoking because it ________ human beings．
          

          

          [　　]
          

          A．

          is harmful with
          

          

          B．

          does harm to
          

          

          C．

          is harm for
          

          

          D．

          does harmful to
          

          

          

			
          
				查看答案和解析>>
			
          
		
          
				
          
									
          

          Never form the habit of smoking because it ________ human beings．
          

          

          [　　]
          

          A．

          does harm with
          

          

          B．

          is harmful to
          

          

          C．

          is harm for
          

          

          D．

          does harmful to
          

          

          

			
          
				查看答案和解析>>
			
          
		
          
						
          
				
          
	
          
	
          
		
          


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