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          ______ he got ready to leave home, his parents came to his home.
          A．WhileB．AsC．UntilD．If
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          B
          

          解析試題分析：句意：正當(dāng)他準(zhǔn)備離家的時(shí)候，他父母到了他的家。 As表示正當(dāng)一個(gè)動(dòng)作發(fā)生的時(shí)候，另一個(gè)動(dòng)作也發(fā)生了。故選B。
          考點(diǎn)：考查連詞的用法。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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