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    had been done是什么時(shí)態(tài)s
    
            
    回答
    
            
    
                
                愛(ài)揚(yáng)教育
                
    2022-03-22
            
    
            
            
    
                
      
                    
                    
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                had been done是過(guò)去完成時(shí)時(shí)態(tài)。
    had：v. 有; 持有; 占有; 由…組成; 顯示出(性質(zhì)、特征)。
    been：v. 曾經(jīng); 曾經(jīng)到過(guò)(某地)。
    done：adj. 完畢; 了結(jié); 結(jié)束; 煮熟; 熟了; 合乎禮儀; 合乎規(guī)矩; 得體。
            
    
            
    擴(kuò)展資料
    
            
    
                
    　　She knew it would be difficult to undo the damage that had been done
    　　她知道想要消除已經(jīng)造成的損害是很難的。
    　　The work had not been done very thoroughly.
    　　這工作做得不太認(rèn)真。
    　　Making time to talk over what had been done.
    　　騰點(diǎn)時(shí)間談?wù)勔炎龅墓ぷ鳌?/p>
    　　Therefore, three studies had been done to explore those questions above.
    　　為此，本論文通過(guò)三項(xiàng)研究對(duì)上述問(wèn)題分別進(jìn)行了探討。
    　　By the end of last month, all the work had been done.
    　　到上個(gè)月末為止，所有的工作都完成了。