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      hadbeendoing是什么時(shí)態(tài)
      
            
            
      回答
      
            
      
                
                瑞文問答
                
      2024-05-06
            
      
            
      
                had been doing是過去完成進(jìn)行時(shí)。
      例句：
      He asked me what I supposed he had been doing. 
      接著他又問那我認(rèn)為他剛才在做什么。
      I had been doing what youre almost certainly doing now. 
      我做的是你們肯定現(xiàn)在在做的。
            
      
            
            
      擴(kuò)展資料
      
            
      　　Nobody knew what they had been doing all these years.
      　　沒有人知道他們這些年都在干什么。
      　　Until this summer, China had been doing that carefully.
      　　截止今年夏天，中國(guó)一直在審慎地這么做。
      　　At that point, he realized what he had been doing all along.
      　　在那時(shí)，他才意識(shí)到他一直在做的事。