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would open opened had opened was to open
I opened did I open I had opened had I opened
opened;closed open;close opened;closed open;closed
trouble disturb interrupt annoy
the telephone rang someone knocked at the door Mary heard the phone rang the door was opened
opened has opened was to open had opened
Opening Having opened Being opened Opened
opens opened has opened is opening
was watching: was opening watched; opened was watching; opened watched: was opening
upset release interrupt disturb
learned; was opening was learning; opened learned; opened is learning; open
open, closed opened, closing opened, close open, close
upset interrupt disturb release