If you want to learn English as it's spoken, you have to practice phrases like "the guy's a total flake." That's how students learn at UCLA Extension's American Language Center, where the slang is snappy and up-to-date.
Fifty years ago, kids caught speaking French in Maine schools might be punished. Today, schools are teaching it to help young people regain their heritage, in a state where 20 percent have a Franco-American background.
If you want to upset French language purists, learn to speak Chiac. It's a dialect of Acadian French spoken in New Brunswick that borrows liberally from English. Even as other North American dialects and languages are vanishing, Chiac seems to be sticking around.