"After you" is good manners.“您先请”是礼貌。

"Never" is a long word.不要轻易说“决不”。

A bad beginning makes a bad ending.恶其始者必恶其终.

A bad bush is better than the open field.有胜于无.

A bad compromise is better than a good lawsuit.吃亏的和解也比胜诉强.

A bad conscience is a snake in one's heart.做贼心虚.

A bad custom is like a good cake, better broken than kept.坏习惯像鲜馅饼，分食要比保存好.

A bad padlock invites a picklock.开门揖盗.

A bad thing never dies.坏事传千年.

A bad workman always blames his tools.不会撑船怪河弯。

A bad workman quarrels with his tools拙匠常怨工具差.

A bargain is a bargain.达成的协议不可撕毁.

A beggar's purse is bottomless.乞丐的钱袋是无底洞.

A bird in the hand is worth than two in the bush.一鸟在手胜过双鸟在林。

A bird is known by its note, and a man by his talk.闻其歌知其鸟，听其言知其人.

A bird may be known by its song.什麽鸟唱什麽歌.

A bit in the morning is better than nothing all day.略有胜于全无.

A blind man who leans against a wall imagines that it's the boundary of the world.坐井观天.

A blind man will not thank you for a looking-glass.秋波送盲，白费痴情.

A boaster and a liar are cousins-german.吹牛与说谎本是同宗。

A book is the same today as it always was and it will never change.一本好书今天如此，将来也如此，永不改变.

A book that remains shut is but a block.有书闭卷不阅读，无异是一块木头.

A borrowed cloak does not keep one warm.借来的斗篷不暖身.

A bosom friend afar brings distant land near.海内存知己，天涯若比邻.

A bully is always a coward.色厉内荏。

A burden of one's choice is not felt.自己选的担子不嫌重.

A burnt child dreads the fire.一朝被蛇咬，十年怕井绳.

A candle lights others and consumes itself.蜡烛焚自身，光亮照别人.

A cat has nine lives. 猫有九条命；吉人天相。

A cat may look at a king.猫也有权晋见国王.