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          ___________Mrs Smith worked day and night, he found it difficult to make enough money to support such a large family.
          A．SinceB．IfC．OnceD．Although
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D

          試題分析：考查連詞：A. Since自從B. If如果C. Once一旦D. Although雖然，句意：雖然斯密斯太太日日夜夜工作，但她發(fā)現(xiàn)很難掙足夠的錢養(yǎng)活一家人。選D。
          點評：連詞的詞義辨析要放在上下文的語境中進行，要注意上下文的語義的串聯(lián)以及邏輯關(guān)系的推理，特別要注意一些連詞和時間狀語的固定搭配。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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