Don't claim to know what you don't know.不要不懂裝懂。

　　Don't have too many irons in the fire.不要攬事過多。

　　Don't make a mountain out of a molehill.不要小題大做。

　　Don't put off till tomorrow what should be done today.今日事，今日畢。

　　Don't put the cart before the horse.不要本末倒置。

　　Don't trouble trouble until trouble troubles you.不要自找麻煩。

　　Don't try to teach your grandmother to suck eggs.不要班門弄斧。

　　Do well and have well.善有善報(bào)。

　　Each bird love to hear himself sing.孤芳自賞。

　　Early to bed and early to rise makes a man healthy, wealthy and wise.早睡早起身體好。

　　Easier said than done.說得容易，做得難。

　　Easy come, easy go.來(lái)也匆匆，去也匆匆。

　　Eat to live, but not live to eat.人吃飯是為了活著，但活著不是為了吃飯。

　　Empty vessels make the greatest sound.實(shí)磨無(wú)聲空磨響，滿瓶不動(dòng)半瓶搖。

　　Envy has no holidays.忌妒之人無(wú)寧日。

　　Even Homer sometimes nods.智者千慮，必有一失。