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          Look！Alice is busy _______ her mother with the housework.
            
          A．helping                   B．help                 C．helps               D．helped.
            
            
         
        
         			
          

			
          
				
          
		
		
	
          
		
          
			
          
				
          
				  
            
          1、A
            
            				
          
			
          
			
          
				
          
			
          
			
          
				
          
			
          
			
          
				
          
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          Look！Alice is busy _______ her mother with the housework.
            
          A．helping                   B．help                 C．helps               D．helped.
          

			
          
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