needn’t have done与didn’t need to do用法区别，need,have,单词记忆法、语法用法、单词意思，与need,have, 相关例句、名人名言-情态动词

needn’t have done与didn’t need to do用法区别[1]区别,用法,相关知识点

知识点1:every和each的用法区别[1]every单词记忆法◆记忆方法一：联想方式：eve（前夕）+ry（容易）每个圣诞节前夕孩子们都容易兴奋不已。◆记忆方法二：联想方式：eve（前夕）+ry（容易）记忆方法：每个圣诞节前夕孩子们都容易兴奋不已。查看详情>>两者都有“每个”的意思,但用法不同：（1）each具有名词和形容词的功能,every只有形容

needn’t have done与didn’t need to do用法区别[2]用法,区别,相关知识点

ought to的用法、注意及与相关词的区别[1]ought单词记忆法◆记忆方法一：ought aux.(to + inf.)应当,应该解析：ought to do sth.应该做什么查看详情>>二、ought to 后接动词所用形式根据不同情况ought to后可接不同的动词形式：1. 接动词原形用于谈论现在或将来的情况。(见上例)(2) 接进行式：用于谈论正在进行的事：Yo

needn’t have done 主要表示某事已经做了，但后来觉得没必要去做，因此常含有责备或遗憾之意；didn’t need to do 则不具体表明某事是否做了(即可能做了也可能没有做，此用法中的need为实意动词)：[3]用法,动词,相关知识点

动词appreciate的两点用法动词appreciate的两点用法1. 表示“感激”“赞赏”等，通常为及物动词，其后可接名（代）词、动名词、名词性从句等作宾语，但不能接不定式。如：I really appreciate a good cup of tea. 有好茶一杯，我就真乐在其中了。I appreciate your giving me so much of your t

I got up early, but I needn’t have done so, because I had no work to do that morning. 我起床起得很早，但我本来不必起那么早的，因为我那天早上没什么事做。[4]because,that,相关知识点

that, why 与 because 引导表语从句时的区别[1]because单词记忆法◆记忆方法一：联想方式：be（是）＋ca（茶）＋use（使用）记忆方法：因为是茶的使用不当，所以才引起了腹泻。查看详情>>that, why 与 because 引导表语从句时的区别虽然三者均可引导表语从句，但 that 没有词义，而 why 和 because 有自己的意思；另外，虽然w

I didn’t need to get up early this morning, so I stayed in bed until 9 am. 今天早上我不必早起，所以我一直睡到上午九点钟才起床。
若没有特定的上下文，有时可能有歧义：
I didn’t need to go the office yesterday.
(1) 我昨天无需去那儿。(所以没去)(=I didn’t have to go there yesterday.)
(2) 我昨天本来不必去那儿的。(但我却去了)(=I needn’t have gone there yesterday.)

need,have,单词记忆法

need相关单词意思与记忆法：

need单词意思解释释义：
n. 需要, 必须, 缺乏vt. 需要, 必需vi. 贫困, 有必要aux. 需要【法】需要, 必要, 必需品相关词组: at need had need have need to do sth if need be in need of be in urgent need

need单词记忆法：
◆记忆方法一：
联想方式：n门；ee两只眼睛；d电
记忆方法：门上的两只眼睛需要用电.
have相关单词意思与记忆法：

have单词意思解释释义：
vt. 有, 怀有, 拿, 进行aux. 已经相关词组: have it out with sb have on have only to...to... have sb down have sb in have sb up have sth back have sth in have sth out have sth about sb have a good time have at have done with... have had it have it all over sb have it in for sb Have you ever been to... have it on sb

have单词记忆法：
◆记忆方法一：
联想方式：ha（哈）；ve（唯一）
哈，唯一的一个苹果我吃了。
◆记忆方法二：
联想方式：ha（哈）；ve（唯一）
记忆方法：哈，唯一的一个苹果我吃了。
◆记忆方法三：
词根词缀记忆法：have v 有,hau=possess，表示“拥有”

与need,have, 相关的例句或者名人名言

need单词相关例句：

A friend in need is a friend indeed. 患难朋友才是真朋友。
He may well be contented who need neither borrow nor flatter. 一个既不用借债又不用奉承人的人，可以称得上心满意足。
We need in politics man who have something to give, not men who have something to get.——Bernard Baruch, Averican economist  在政治中我们需要能有所奉献的人，而不是想有所收获的人。美国经济学家巴鲁克.B.
Natural abilities are like natural plants that need pruning by study. 天生的才干如同天生的植物一样,需要K学习来修剪.
Natural abilities are like natural plants that need pruning by study.——(Francis Bacon , British philosopher )天生的才干如同天生的植物一样，需要靠学习来修剪。(英国哲学家培根 . F.)
You need to be discreet in giving advice, humble in accepting it. 提出忠告要谨慎，接受忠告要虚心。
Fair faces need no paint. 貌美毋须修饰。
Rivers need a spring. 大河要有源头。
Great ideas need landing gear as well as wings. 伟大的思想需要起落架，也需要双翼。

I need the seventeen ball to win the lottery.
要想赢得彩票大奖，我还需要一个17号球。

have单词相关例句：

It is no use doing what you like ; you have got to like what you do .——(Winston Churchill , British prime minister)不能爱哪行才干哪行，要干哪行爱哪行。 (美国首相丘吉尔. W.)
We should put aside and postpone all other reforms; that we  have but one task-----the istruction of the people, the diffusion of education, the ecourgement of science----on that day a great step will have then been taken in our rgenerion.Leon Gambetta, French educator——我们应该把一切改革先放下。我们只有一项任务，就是教育人民，普及知识、倡导科学。这一天到来之时，便是我们振国兴邦之日。法国教育  爱甘必大  L
To travel through the world it is necessary to have the mouth of hog, the legs of a stag, the eyes of a falcon, the ears of an ass, shoulders of a camel, and the face of an ape, and overplus, a satchel full of money and patience. 周游世界须有猪嘴巴，鹿的腿，鹰的双
The secret of being miserable is to have leisure to bother about whether you are happy or not .——George Bernard Shaw, British dramatist痛苦的秘密在于有闲功夫担心自己是否幸福。英国剧作家肖伯纳。G。
The secret of being miserable is to have leisure to bother about whether you are happy or not . (George Bernard Shaw , British dramatist )——痛苦的秘密在于有闲功夫担心自己是否幸福。 (英国剧作家肖伯纳 . G .)
I have long since abandoned the notion that higher education is essential to  either success or happiness. Hot houses of learning do not always grow anything edible.Robert Moses, American state govenment officer——我早已抛弃了这种观念：高等教育是通往成功或者幸福的必由之路。知识的“温室”并不总能生长可供食物用的粮食。美国州政府官员  摩西  R
The world can be changed by man's endeavor, and that this endeavor can lead to something new and better .No man can sever the bonds that unite him to his society simply by averting his eyes . He must ever be receptive and sensitive to the new ; and have sufficient courage and skill to novel facts and to deal with them . (Franklin Roosevelt , American President )——人经过努力可以改变世界，这种努力可以使人类达到新的、更美好的境界。没有人仅凭闭目、不看社会现实就能割断自己与社会的联系。他必须敏感，随时准备接受新鲜事物；他必须有勇气与能力去面对新的事实，解决新问题。(美国总统罗斯福建. F.)
How sharper than a serpent's tooth it is to have a thankless child. 逆子无情甚于蛇蝎.
How sharper than a serpent's tooth is to have a thankless child.——William Shakespeare, British dramatist 逆子无情甚于蛇蝎。英国剧作家莎士比亚W.
To make your life a sound structrure that will serve others and fulfil your own potential, you have to remember that strength, however massive , can't endure unless it has the interlocking supprt of others. Go it alone and you'll inevitably tumble.——Zichler Edward, Admerican writer 要使你的生活成为有益于他人同时又能发挥你自己的潜力的牢固的建筑，你必须记住，除非与他人的支持联系在一起，否则无论多么大的力量都难以持久，单枪匹马必将一事无成。美国作家爱德华.Z.