Understand Grammar
I've started this section on request. Disclaimer: What you'll find here are simplified explanations of grammar points I use in my classes. It's a haphazard assortment. For detailed and complete explanations written by an expert, consult a good reference grammar book, such as Denise Rochat's Contrastes, published by Prentice Hall.
Verbs + Prepositions: a.k.a. arguably the most useful handout you will ever find anywhere!! Keep this next to you as you write!!
The pluperfect (plus-que-parfait)