如何使用我们的大脑大学英语作文
　　human
brain
isthemost
comple
andintelligent
mechanism
intheworld.
itisthemajor
factor
that
distinguishes
manfrom
animals.
with
ourbrain
wegettoknow
theworld
andmake
agood
useoftheworld
toourbenefit.
　　ourbrain
isaproduct
ofconstant
usethrough
millions
ofyears.
other
things
canbeused
up,butused
properly,
ourbrain
cannever
beehausted.
infact,
themore
weuseit,themore
capable
andefficient
itwill
become.
ecessive
useofthebrain,
however,
will
causea
lotofproblems.
soitisuseful
tokno ...