Unit1 a------achieve
a(n) absolute accessible abandon absolutely accident
ability absorb accidentally able abostract accommodation abnormal absurd accompany aboard abundant account abolish abuse accountant abortion academic accumulate about academy accuracy above accelerate accurate abroad accent accuse
abrupt accept accustomed absence acceptable ache
absent acceptance achieve absent-minded access
Unit2 achievement-------affair
achievement ad admit
acid AD adolescence acknowledge adapt adolescent acquaintance adaptation adopt
acquire add adore acquisition addict adult
acre addicted advance across addiction advanced
act addition advantage action address adventure active adequate advertise activity adjust advertisement actor adjustment advice
actress administration advise
actual admirable advocate actually admire aeroplane acute admission affair
Unit3 affect------analyse
affect agreement alien affection agricultural alike afford agriculture alive affordably ah all
afraid ahead allergic Africa aid alley African AIDS allocate after aim allow afternoon air allowance afterward(s) aircraft almost again airline alone against airmail along age airplane alongside aged airport aloud agency airspace alphabet agenda alarm already agent album also aggressive alcohol although ago alcoholic altitude agree algebra altogether
aluminum ambassador amount always ambassadress ample
./. ambiguous amuse amateur ambition amusement amaze ambulance analyse/analyze amazed America
amazing among
Unit4 analysis------appreciation
analysis anniversary anxiety
ancestor announce anxious
anchor annoy any
ancient annoyed anyhow
and annual anyone
anecdote anonymous anything
angel another anyway
anger answer anywhere
angle ant apart
angry Antarctic apartment
animal Antarctica apologize
ankle antique apology
apparent applaud appoint appeal applause appointment appear apple appreciate appearance applicant appreciation appendix application
appetite apply
Unit5 approach------athlete
approach apron Arctic appropriate arbitrary area approval arch argue approve architect argument approximately architecture arise
arithmetic artist assist
arm as assistance armchair ash assistant army ashamed associate around Asia association arrange Asian assume arrangement aside assumption arrest ask assure arrival asleep astonish arrive aspect astronaut arrow assemble astronomer art assess astronomy article assessment at
artificial assignment athlete
