Answer:
Jack and Jill when up the hill jack fell down
Without a bridle, or a saddle, across a thing I ride a-straddle. And those I ride, by help of me, though almost blind, are made to see.
It is the great nemesis of the lactose intolerant.
Beautiful girls strut and sexy men 'do their little turn' on this.
What do you use to hoe a row, slay a foe, and wring with woe?
What sphinxes employ and players enjoy.