001.a,an,one,the
002.a bit,a little,not a bit,not a little
003.about,on
004.above,on,over
005.accept,receive
006.accident,incident,cvent,matter,affair
007.accuse,charg
008.ache,pain,hurt
009.across,cross,over,past,through
010.act,action,deed
011.actual,real,true
012.add,add to,add up to
013.admit,recognize
014.advice,opinion,proposal,suggestion
015.advise,persuade,suggest
016.affair,business,matter,thing
017.affect,effect
018.a few,few,a little,little
019.afford,provide,supply
020.after,behind
021.after,in,later
022.aged,ancient,elder,elderly,old
023.ago,before,since
024.agree on,agree to,agree with
025.aim,goal,object,purpose
026.alive,live,lively,living
027.all,whole
028.allow,let,permit,promise
029.almost,nearly
030.alone,lonely
031.aloud,loud,loudly
032.already,still,yet
033.also,either,too
034.although,though,in spite of
035.always,often,usually
……