中考网 发表于 2016-6-30 18:18:40

初中英语时态知识点:过去进行的结构

  2. 过去进行时的结构及句型变化
       
          过去进行时由"was / were + 现在分词"构成。如:
       
          I was doing my lessons then. 那时,我在做功课。
       
          We were cleaning the house. 我们在打扫房子。
       
          过去将来时态的肯定句、否定句和疑问句形式:
       
          肯定句例句:I was walking down the street when a UFO landed.
       
          否定句例句:I wasn't walking down the street when a UFO landed.
       
          一般疑问句例句:Were you walking down the street when a UFO landed?
       
          特殊疑问句例句:What were you doing when a UFO landed?
       
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