anchor 錨 The anchor catches (drags).
annoy 使惱怒，使生氣 She was annoyed at (with) his lightheard attitude.
annual 每年的，年度的 the annual output of steel
anonymous 匿名的，無名的 an anonymous letter (phone call)
anticipate 預(yù)期，預(yù)料 The directors anticipated a fall in demand (that demand would fall).
apart 成零碎 Such cheap clothes come apart after a few washings.
apparent 顯然的，明明白白的 It was apparent that they all understood.
avail 有利于，有助于 Will force alone avail us?
average 平均數(shù)，平均 The paper receives an average of nearly 100 articles a day.
avert 擋開，防止，避免 Many traffic accidents can be averted by courtesy.
accumulate 積累，積攢，積聚 accumulate wisdom
accurate 準(zhǔn)確的，精確的 an accurate estimate
accuse 指控，指責(zé) They accused her publicly of stealing their books.
activate 使活動起來，使開始起作用，啟動 They have planted secret agents in many countries
appoint 任命，委派 They appointed his father (to be 或as) postmaster.
appraise 估量，估計 appraise the infant's weight
appreciate 感激 I appreciated your help much.
apprehend 對...擔(dān)心 Do you apprehend that there will be any difficulty?
appropriate 恰當(dāng)?shù)?，相稱的 Plain, simple clothes are appropriate for school wear.
approve 贊成，同意 I couldn't approve his conduct.
approximate 大概的，大約的，近似的 The approximate time is 10 o'clock.
appeal 呼吁，懇求 I appealed to the children to make less noise.
applaud 鼓掌，喝彩，叫好 The audience applauds the performers for threeminutes.
apply 涂，敷 He applied two coats of paint to the table.
aggravate 加重，加劇，惡化 aggravate the declining economy
assume 假定，假設(shè) Farmers will have a bumper harvest, assuming (that) the weather is favarable.
assure 深信不疑地對......說，向......保證
assurance 保證，把握，信心 He gave me his assurance that he can win the game.
aggressive 侵犯的，侵略的 an aggressive weapon
allied 結(jié)盟的，有關(guān)聯(lián)的 allied nations
allowance 津貼，補(bǔ)貼，零用錢 a housing allowance
alter 改變，更改 alter an attitude
alternate 交替，輪流 Night and day alternate.
arouse 使......奮發(fā) A man like Tom will be aroused. Don’t worry.
array 排列，隊形 The troops were formed in battle array.
articulate 發(fā)音清晰的， 善于表達(dá)的 He is articulate about everything in the field of economics.
apt (習(xí)性)易于......的，有......傾向的 A careless person is apt to make mistakes.
arbitrary 隨心所欲的，個人武斷的，任意的 an arbitrary choice
arise 起立，起身 arise from one's seat
astonish 使驚訝 I was astonished at his sudden appearance.
attach 系，貼，連接 attach a label to a suitcase
attain 達(dá)到，獲得 attain one’s goal
attend 出席，參加(會議等) attend a wedding
attendance 出席，參加，出席人數(shù)，出席率 Our class has perfect attendance today.
attentive 注意的，專心的 an attentive audience
attribute 把歸因于，把......(過錯的責(zé)任等)歸于(to) He attributed his success to hard work.
auxiliary 輔助的 an auxiliary rocket