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          We have done what ______.So don’t panic any more.
          A．is doingB．has doneC．is doneD．can be done
          			
          


			
          

		
          
		
		
	
          
		
          
			
          
				
          
				
          D

          試題分析：原句意思是：能夠做的我們已經(jīng)做過了，因此不要再驚慌了。選項(xiàng)A. is doing正在做（主動(dòng)語態(tài)）；B. has done已做了（現(xiàn)在完成時(shí)主動(dòng)語態(tài)）C. is done被做（一般現(xiàn)在時(shí)被動(dòng)語態(tài)）D. can be done能被做（含有情態(tài)動(dòng)詞的被動(dòng)語態(tài)）。根據(jù)句意，故選D。
          				
          
							
          
			
          
			
          
			
			
          
		
          
	
          

		
          

		





			
          
		
          
		
				
          
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