笑是良药大学英语作文
　　Asthepace
oflife
quickens
andthepressure
from
ourwork
increases,
some
people
saythat
wearebecoming
more
gloomy
andunhappy
with
each
passing
day.
They
believe
that,
infact,
wearelosing
ourability
tolaugh.
They
also
hold
that
ifwelaugh
more
often
wewill
feel
happier
andbemore
healthy
because
laughter
isthebest
medicine.
　　What
they
sayseems
radical,
butinfact
notradical
atail.
Laughter
canreally
bring
usalotofbenefits.
First,
laughter
hasasimilar
effect
tophysical
exercise.
Itspeeds
...