Forced output beyond the level of acquisition is making students “practice” what they don’t really know yet. But language doesn’t work that way. Language is acquired.
Forced output means making students to use what they are still subconsciously trying to figure out how to use; forced output is the nurse demanding that you pee in a cup.
Bryce Hedstrom on www.benslavic.com/blog, 30. April 2010