简介：One, two, Buckle my shoe; Three, four, Knock at the door; Five, six,
Pick up sticks; Seven, eight, Lay them straight: Nine, ten, A big fat hen;
Eleven, twelve, Dig and delve; Thirteen, fourteen, Maids a-courting; Fifteen, sixteen, Maids in the kitchen; Seventeen, eighteen, Maids a-waiting
Nineteen, twenty, My plate's empty
