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          --How long have you been skating?
            
          -- I've been skating               ．
            
          A．for two years ago                             B．since two years ago
            
          C．two years after                               D．since two years later
            
            
         
        
         			
          

			
          
				
          
		
		
	
          
		
          
			
          
				
          
				  
            
          1、B
            
            				
          
			
          
			
          
				
          
			
          
			
          
				
          
			
          
			
          
				
          
			請在這里輸入關(guān)鍵詞：
					
					
			
          
			
          
			
          
		
          
	
          
		
		
          
			
          
			
			
		
          



							
          
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				科目：初中英語
				來源：
				題型：
			
          
									
          --How long have you been skating?
            
          -- I've been skating               ．
            
          A．for two years ago                             B．since two years ago
            
          C．two years after                               D．since two years later
          

			
          
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				科目：初中英語
				來源：人教新課標初二下冊練習 人教新課標
				題型：014
			
          
									
          

          --How long have you been skating?
          

          --I've been skating ________.
          

          [　　]
          

          

          

          A．for two years ago
          		


          B．since two years ago
          		

          

          

          C．for two year
          		


          D．since two years
          		

          

          

          

          

			
          
				查看答案和解析>>
			
          
		
          
				
          
			
          
				科目：初中英語
				來源：
				題型：014
			
          
									
          

          --How long have you been skating?
          

          --I've been skating ________.
          

          [　　]
          

          

          

          A．for two years ago
          		


          B．since two years ago
          		

          

          

          C．for two year
          		


          D．since two years
          		

          

          

          

          

			
          
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				科目：初中英語
				來源：101網(wǎng)校同步練習　初二英語　人教社（新課標　2002－3年通過） 人教版
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          補全對話。
          

          A：Alison, how long have you been 　　1　　?
          

          B：I’ve been skating 　　2　　 five hours．
          

          A：Wow!Sam, how long did you skate?
          

          B：I skated for four hours．I started 　　3　　 nine o’clock 　　4　　 the morning and stopped at one o’clock in the afternoon．I’m very tired!
          

          A：When did you start skating, Victor?
          

          B：At nine o’clock．
          

          A：so you’ve been skating for…
          

          B：I’ve been skating for five hours．
          

          A：How long did 　　5　　 skate, Celia?
          

          B：Umm, let’s see…I skated for two hours．
          

          

          

			
          
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