The teacher's role is often useful to stir memory, ask specific questions about what is probably well understood but doesn't find its way to conscience.
Show one had perhaps better build the grammatical framework of glue words first (articles, auxiliaries).
Discuss memorization strategies when interactive (DIY) filtering is used: how to select the words to filter out ( those that are known ? that are unknown ? those that are bound to be retrieved thanks to context ? what minimal context is required ? ).