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				 With sufficient scientific information a manned trip to Mars should be      .  A. obtainable B. potential C. considerable D. feasible  [答案]D. feasible.  [注釋]feasible可行的.可做到的:1)Your plan sounds quite feasible.(你的計(jì)劃聽(tīng)起來(lái)很可行.) 2)It's not feasible to make the trip in one day.(一天內(nèi)要進(jìn)行這次旅行是做不到的.)obtainable可得到的,considerable相當(dāng)?shù)?可觀的,potential潛在的.可能的.			【查看更多】
			


		
     
    


		
    
		
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      With sufficient scientific information a manned trip to Mars should be _____.
      
    A. obtainable B. potential C. considerable D. feasible
    

			
    
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    With sufficient scientific information a manned trip to Mars should be _____.
      
     A. obtainable    B. potential    C. considerable     D. feasible
    

			
    
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    With sufficient scientific information a manned trip to Mars should be _____.
      
     A. obtainable       B. potential       C. considerable D. feasible
    

			
    
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     With sufficient  scientific information a manned trip to Mars should be ________ 
      A. obtainable       B.  potential       C. considerable D. feasible
    

			
    
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     With sufficient scientific  information a manned trip to Mars should be ________
        
    A.  obtainable       B.  potential       C. considerable D. feasible
        
    

			
    
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