viết các động từ sau sang quá khứ:

      dance   -> ..danced.......
      draw     -> .....drew....
      have     -> .......had..
      play      -> .....played....
      read      -> .....read....
      sing      -> .....sang....
      swim     -> .....swam....
      tell        -> ....told....
      watch    -> ..watched.......

dance   -> danced
      draw     -> drawed
      have     -> had
      play      -> played
      read      -> read
      sing      -> sang
      swim     -> swam
      tell        -> told
      watch    -> watched

      dance   -> danced
      draw     -> drew
      have     -> had
      play      -> played
      read      -> read(cách đọc khác nhau nha)
      sing      -> sang
      swim     -> swam
      tell        -> told
      watch    -> watched