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           It's not_______ good idea to work hard for four hours without_______ break.
          A．a(chǎn); aB．the; a
          C．the; theD．a(chǎn); the
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          A

          試題分析：句意:不休息連續(xù)努力工作四個小時，這不是一個好主意。本題考查冠詞，a/an是不定冠詞，表示泛指一個……；定冠詞the表示特指。根據(jù)句意可知，第一個空a good idea，一個好主意；第二個空的break在這里是休息的意思，without a break是一個短語。故選A。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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