a,an,one
able,capabel
about,on,over
accept,receive
ache,pain
across,over,through
act,action,deed
advise,propose,suggest
afraid,frightened,terrified
after,behind
after,in
ago,before
ago,since
agree,accept,approve
allow,let,permit
almost,nearly
alone,lonely
aloud,loud,loudly
already,all ready
already,still
already,yet
also,either,too
although,though
always,often
among,between
among,in
amount ,quantity
and ,but
animal,beast,creature
another,other,the other
answer,reply,respond
anxious,eager,keen
any,either
any,every
any,some
anyone,any one
anywhere,everywhere
appear,look,seem
arm,weapon
army,force,troops
arouse,rouse
art,skill
as,for(1)
as,for(2)
as,like
as,so
……