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				 ― The  passage is quite hard to understand, isn’t it?― Yes.        it’s very short  and there are no new words in it.A. so      B. and             C.  because         D.  though			【查看更多】
			


		
     
    


		
    
		
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    — The passage is quite hard to understand, isn’t it?
      
    — Yes. ______ it’s very short and there are no new words in it.
      
    A. so           B. and                          C. because             D. though
    

			
    
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