A cat has nine lives. 猫有九条命。(英国迷信, 指猫的生命力强)
A cat in gloves catches no mice. (=Muffled cats catch no mice.) 带手套的猫捉不到耗子; 四肢不勤, 一事无成; 怕沾污手指的人做不出什么事。
A cat may look at a king. 猫也可以看国王(指小人物也应有些权利)
A chain is no stronger than its weakest link.
A fool and his money are soon parted.
A fool may give a wise man counsel
A friend in need is a friend indeed.
A good dog deserves a good bone. 好狗应该啃好骨头, 有功者受赏。
A handful of common sense is worth a bushel of learning.少量的常识，当得大量的学问。
A little knowledge is a dangerous thing.浅学误人。
A living dog is better than a dead lion. 死狮不如活狗。
A man is known by his friends.
A man is known by the company he keeps.
A man"s home is his castle.
A rolling stone gathers no moss¹.
A sheep among wolves 落入狼群; 落在一群恶汉手中的善良人
A staff [stick] is quickly [soon] found to beat a dog with. 欲加之罪, 何患无辞。
A stitch in time saves nine.
A wolf in sheep"s clothing 披着羊皮的狼, 口蜜腹剑的人
A woman"s place is in the home.
A woman"s work is never done.
A word spoken is past recalling.
A work ill done must be twice done.首次做不好，必须重新搞。
A burnt child dreads² the fire. 一朝被蛇咬，十年怕井绳。
A willing helper does not wait until he is asked. 于助人者总是主动帮助别人。
Absence makes the heart grow fonder.
Action is the proper fruit of knowledge.行动是知识之佳果。
Actions speak louder than words.
Affairs that are done by due degrees are soon ended.按部就班，事情很快就做完。
After a storm comes a calm.
After praising the wine they sell us vinegar.
Agree like cats and dogs [口]像猫和狗一样合不来, 完全合不来
All cats are grey in the dark. (=At night all cats are grey; when candles are out, all cats are grey.) 猫在暗中都是灰色; 黑暗中难分丑妍
All good things must come to an end.
All is fair in love and war.
All is over but the shouting.
All lay load on the willing horse.
All roads lead to Rome.
All that glitters is not gold.
All the world loves a lover.
All time is no time when it is past.光阴一去不复返。
All work and no play makes Jack³ a dull boy.只工作，不玩耍，聪明小孩也变傻。
All roads lead to Rome.条条大路通罗马。
All"s well that ends well.
Among the blind the one?eyed man is the king.山中无老虎猴子称大王。
An apple a day keeps the doctor away.
An army of sheep led by a lion would defeat an army of lions led by a sheep.
An eye for an eye, and a tooth for a tooth.
An idle brain is the devil"s workshop.懒汉的头脑是魔鬼的工厂。
An idle youth,a needy⁴ age.少壮不努力，老大徒伤悲。
An old dog barks not in vain. 老狗不乱吠; 老狗 一吠, 就得小心。
An old dog will learn no new tricks. (=You cannot teach old dogs new tricks.) 老狗学不了新把戏; 老年人很难适应新事物。
Anger and haste hinder good counsel.
Appearances are deceptive⁵.
April showers brings may flowers.
Art is long, life is short.
As [like] a dog with two tails 非常开心[高兴]
As a sheep among the shearers 仿佛落在剪羊毛工人手里的绵羊
As poor as a church mouse
As weak as a cat (=as weak as water) 身体非常虚弱
As well be hanged for a sheep as for a lamb 偷大羊或偷小羊反正都得挨绞刑; 一不做二不休