Snail, toy, wall, boy, tail, ball, coin, hall, pointer, train, birthday, plate, tall, roy, all, распределить слова в три столбика [ ei] [ )i ] [ ): ] snail toy wall

[ ei ] snail, tail, train, birthday, plate,
[ ɔi ] toy, boy, coin, pointer, Roy,
[ ɔ: ] wall, ball, hall, tall, all.