A teacher in Dallas, Texas, is trying to learn Spanish in order to chat casually with some of his students. He’s having some success with the smartphone app DuoLingo. But an app won’t necessarily give him the slang vocabulary he needs. A...
A teacher in Dallas, Texas, is trying to learn Spanish in order to chat casually with some of his students. He’s having some success with the smartphone app DuoLingo. But an app won’t necessarily give him the slang vocabulary he needs. A...