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水是生命之源优秀英语四级作文
as
the
source
of
life,
water
is
indispensable
to
human
beings.
people
consume
much
water
in
production
and
daily
life.
agriculture
and
industry
account
for
most
of
mankinds
water
usage.
without
adequate
water
supplies,
human future is
threatened.
nowadays
water
shortages
touch
a
large
percentage
of
world
population.
according
to
one
un
study
in
1999,
nearly
one
in
five
people
lacks
safemclean
waterg
waterwelated
diseases
in
some
areas
are
killing
people.
population eplosion
and water pollution make water crisis increasingly
urgent. water related problems are
likely to worsen in the foreseeable
future.
the
situation
is
really
alarming.
therefore,
immediate
and
effective
measures must be taken to protect and
eploit water resources. remember,
where
there is water, there is life. if we could not
make proper use of
water resources on
earth, the last drop of water would be our
teardrop.