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          Everybody tells us we can’t pass the exam ________ we study hard.
          A．becauseB．orC．unlessD．a(chǎn)nd
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          C

          試題分析：句意：每個人都告訴我們除非我們努力學(xué)習否則就會考試不及格。Unless表示“除非”， unless是從屬連詞，引導(dǎo)條件狀語從句，含有否定意義，相當于if條件狀語從句的否定形式。所以unless =" if" not；because意為“因為”，表示原因；or意為“或者，否則”，表示選擇；and意為“和”，表并列；故選C。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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