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				9．--Don't worry．He'll  come and help you．--          he  doesn't come?A．What          B．Why          C．What if         D．How if			【查看更多】
			


		
     
    


		
    
		
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    — Don’t worry. He’ll come and help you.
    —_______he doesn’t come?
    A．What B．Why 
    C．What if D．How if 
    

			
    
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