Most
people
think
that
the
(
a
)
____________________
(
rich
)
sports
people
in
the
world
are
always
football
players
,
but
the
top
Formula
1
drivers
are
often
(
b
)
____________________
(
rich
)
than
the
top
footballers
.
Lewis
Hamilton
is
possibly
the
(
c
)
____________________
(
fast
)
driver
at
the
moment
,
and
he
earns
a
lot
of
money
from
advertising
.
Perhaps
football
is
(
d
)
____________________
____________________
(
popular
)
than
Formula
1
racing
,
but
the
companies
involved
in
the
world
of
cars
are
some
of
the
(
e
)
____________________
____________________
(
important
)
companies
in
the
world
.
These
companies
know
that
the
(
f
)
____________________
(
good
)
place
to
put
their
adverts
is
on
the
driver's
helmet
,
or
on
the
front
of
the
car
,
because
the
tv
cameras
always
have
them
in
their
views
.
That's
why
they're
also
the
(
g
)
____________________
____________________
(
expensive
)
places
to
advertise
!
