1
.
-
Many
toxic
chemicals
are
disposed
in
the
ocean
,
____________________
it
is
higly
penalized
.
2
.
-
____________________
of
using
biodegradable
materials
,
the
trash
is
still
too
much
.
3
.
-
____________________
save
some
electric
energy
,
we
should
use
more
natural
light
and
heat
.
4
.
-
Some
people
litter
in
public
areas
,
____________________
being
banned
.
5
.
-
You
could
reuse
some
water
,
____________________
of
throwing
it
away
.
6
.
-
It's
a
good
idea
to
buy
an
electric
car
,
____________________
we
don't
consume
gas
ad
oil
.
7
.
-
____________________
using
disposal
plastic
bags
when
shopping
,
we
ought
to
have
our
own
bags
.
8
.
-
____________________
air
pollution
,
it's
hard
to
breathe
in
some
metropolitan
cities
.
9
.
-
Laws
have
been
passed
____________________
avoid
the
kill
of
animals
.
10
.
____________________
we're
aware
of
the
massive
water
consumption
,
it's
impossible
to
stop
using
it
.
