Special Offer  Q:My boyfriend would like me to be on top, but
I'm not sure how to do it. What's so great about this position,
and how can I master it? A:Your guy probably wants it because
he'll get to see you in all your full-frontal glory, a major
turn-on for any hot-blooded male. Plus, since he'll have a
limited range of motion, he's likely to last longer, too. But
there are also some sexy advantages for you. This position puts
you in control of the pace, motion and depth of penetration, so
you can get the kind of stimulation you need to send you over
the edge.   Start moving up and down to build momentum. Or, you
can rest your torso on his and sensuously grind him from side to
side or in circles. But just because you're in the driver's
seat, that doesn't mean you have to do all the work. To keep
from tuckering out, have him wrap his hands around your hips and
help you gyrate.  For a truly titillating experience, ask your
guy to stimulate your breasts, belly and clitoris as you're
riding him. If being up in