There are 4 key skills when you learn a language: listening, speaking, reading and writing. Which one of these is the "Odd-One-Out"? Which one of these is different form the other three? The answer is speaking. The other three you can do alone, on your own, without anyone else. You can listen to the radio alone. You can read a book alone. You can write a letter alone. But you can't really speak alone! Speaking to yourself can be "dangerous" because men in white coats may come and take you aw...