第8页

信息发布者：
brave 
was 
unknown 
to
humans
pushed 
for 
the 
use
of
widely 
used 
in
hospitals
hybrid
title
agriculture
hunger
hungry
advantage
disadvantage
contribution
increase
production
produce
development
develop
developed
developing
a rice scientist
one of the greatest people ever
work as a teacher
die of hunger
begin researching hybrid rice
happen to do sth
have many advantages over other (rice)
be introduced into the USA
at present
make a contribution to
developed
a
new
type
of
produced
have
increased
rice
production
has
spend
all
his
life
to
development
problem
of
hunger
This
is
why
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