Diagramming and parsing are the best way of learning the structure of language. After 50 years I still remember these skills.
"It's a fairly simple idea," says Kitty Burns Florey, the author of Sister Bernadette's Barking Dog: The Quirky History and Lost Art of Diagramming Sentences. "I like to call it a picture of language. It really does draw a picture of what language looks like."More: NPR