helmet什么意思尊重生命英语作文

2021年1月26日发(作者：减)
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尊重生命英语作文

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days
ago,
in
a
biology
class,
our
teacher
told
us
something
about
the
gene
project
and some experiments done on the animals.
he was talking about it in a proud tone, but
i felt really upset when i heard that. i think
it
unfair
to
treat
the
animals
like
,
nowadays,
we
do
often
hear
about
new
discoveries
brought
by
this
kind
of
experiments.
but
when
we
humans
are
proud of how clever and great we are, does
anyone of us think how miserable it is for
those
animals
that
sacrifice
in
the
experiments?
we
inject
viruses
and
bacteria
into
their
bodies
to
observe
their
reaction,
in
this
way,
we
can
know
more
about
the
illnesses
that
we
can
’
t
cure
at
present and we may get rid of them in the
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