Subject + acabar de + infinitive.
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Acabar de is equivalent to the English expression to have just done something.
- Acabo de terminar el reporte./ I have just finished the report.
- Habíamos acabado de llegar cuando vino el chofer./ We had just arrived when the driver came.
NOTE: An infinitive follows the preposition de.
LESSONS: Balance Sheet V & Balance Sheet Va.