Just a list our school gave us on for the past text types.
The first one is the 10 marker, 20 marker. They've pretty much asked a range of things
2007: Interview, Narrative
2006: News report (web page), Speech (formal)
2005: Exposition (magazine editorial), narrative (short story)
2004: Letter (formal), Speech (formal)
2003: Diary Entry, Essay (persuasive)
2002: Review (critical response to a song), Narrative (short story)
2001: Recount (newspaper report), Exposition (letter to the principal)
2000: Reviews (evaluation of a story), Exposition (feature article)
1999: Exposition (letter to the editor), Speech (persuasive)