is this past or present tense
Mi Papa escribio un cheque
Past, but there should be an accent on the o.
http://www.dummies.com/how-to/content/conjugating-the-spanish-verb-escribir-to-write.html
Mi Papa escribio un cheque
http://www.dummies.com/how-to/content/conjugating-the-spanish-verb-escribir-to-write.html