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				 Professor Smith and Professor Brown will       in giving the class lectures.   A. exchange  B. alter  C. shift  D. alternate  [答案]D. alternate.  [注釋]alternate vt./vi. 輪流.交替發(fā)生或出現(xiàn):Wet days alternate with fine days.The weather today will alternate between fine and cloudy.(今天的天氣將是晴間多云.)shift般動.移動,改變:1)Lend me a hand to shift the piano, will you?(請幫個忙搬一下這臺鋼琴.) 2)They have shifted away from this area.(他們已從這一地區(qū)遷走了.) 3)The candidate is constantly shifting his opinion about the problem.(這位競選者在這個問題上不斷改變他的觀點.)exchange交換,exchange... for ... 用.......換......,alter修改.			【查看更多】
			


		
           
          


		
          
		
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          Professor Smith and Professor Brown will _____ in giving the class lectures.
            
           A. exchange      B. alter      C. shift      D. alternate
          

			
          
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          Professor Smith and Professor Brown will _____ in giving the class lectures.
            
           A. exchange        B. alter            C. shift            D. alternate
          

			
          
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           Professor Smith and Professor Brown  will _____ in giving the class lectures.
                  A.  exchange               B.  alter                 C. shift            D.  alternate
          

			
          
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           Professor Smith and Professor  Brown will _____ in giving the class lectures.
              
                A.  exchange               B.  alter                 C. shift            D.  alternate
              
          

			
          
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          . Professor Smith and Professor Brown will _____ in giving the class lectures.
            
           A. exchange    B. alter    C. shift    D. alternate
            
            
          

			
          
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