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          It began to rain ______ I was walking in the park.
          A．until B．becauseC．whileD．a(chǎn)lthough
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意：當(dāng)我正在公園散步期間天開始下雨了。分析：下雨的時(shí)間是我正在公園散步的時(shí)候，是一個(gè)延續(xù)性的動(dòng)作，因此用while. 故選C
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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