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				40．A．finished        B．started         C．left            D．1ifted			【查看更多】
			


		
           
          


		
          
		
          題目列表(包括答案和解析)
          

		
		
          

          


          
	
          				
          
									
          — Are you still doing the physics project, Tom?
          — No. I ______ it yesterday.  
          

          [     ]
          A. finished 
          B. kept
          C. started
          

			
          
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          Half of the work ______ by now.
          


            A. has
finished             
B. has been finished       C. have been finished
          


           
          

			
          
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          Half of the work ______ by now.
           A. has finished              B. has been finished       C. have been finished
          

			
          
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          More and more dangerous work _____________ by robots in ten years.
          A is finished        B was finished
          C will be finished    D has been finished
          

			
          
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          ---Mum, can I go to the zoo with Linda? 
          


          ---When your homework _______, you can. 
          


          A. is finished                      B.
was finished                 C.
finishes                          D.
finished
          


           
          

			
          
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