Past simple: action started and finished in the past, past actions one by one, main events in the story, Past Continuous: long past action broken by a short action, long action in progress at a specific moment in the past, background information in the story, Past Perfect: completed past action that happened before main events (before another past action), Past Perfect Continuous: long past action that started before other action (time)and continued up to it,

Past tenses

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