1
.
Walking
for
exercise
is
____________________
(
good
)
than
running
.
2
.
Smoking
is
the
____________________
(
bad
)
thing
you
can
do
to
your
lungs
.
3
.
Drinking
alcohol
is
____________________
____________________
(
harmful
)
to
your
liver
than
eating
junk
food
.
4
.
Green
vegetables
are
the
____________________
____________________
(
nutritious
)
kind
of
food
for
your
brain
.
5
.
Swimming
is
not
the
____________________
(
quick
)
way
to
build
up
your
arm
muscles
.
6
.
Some
elderly
people
are
____________________
____________________
(
healthy
)
as
some
young
people
.