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Past
singular
singular i was playing
plural we were playing
past continuous[progressive]过去进行时
past continuous=was/were+present
participle(-ing) =continuous action in the past interrupted by a shorter action
My father was driving his car when the storm started.
过去进行时
past continuous (progressive):play
singula plural
i was playing we were playing
you wereplaying you were playing
he,she,it was playing they were playing
continuous action in the past interrupted by a shorter action.v