Tokeepourselvesfit,physicalexerciseisthebestway.Intakingpartin
out-doorsports,weareclosertonatureandcantakeinfreshair.Thebeautyof
nature
will
keep
us
clear-headed,
which
is
essential
to
our
health.
Besides,
sports
stimulate
the
circulation
of
blood
and
help
to
excrete
the
wastes
in
the
body.
Sports
can
also
work
up
our
appetite
and
activate
our
digestion.
As
a
result,
we
can
become
strong-bodied.
I
always
take
an
active
part
in
physical
exercise
and
enjoy
good
health.
I
seldom
getsickbutfeelvigorousevenifIworkawholedaylong.Ishallkeepupdoing
physicalexercisesoastolivelongeranddomoreforthecountry.