it用法完全归纳

二、it 作非人称代词的用法
1. 基本用法
it 作非人称代词的用法,主要用于指时间、距离、价值、天气、气候及温度等自然现象。如:
It’s too late to go there now. 现在去那儿已经太迟了。
[1]there单词记忆法◆记忆方法一:联想方式:t-天;here-很热那儿天气很热◆记忆方法二:联想方式:t-天;here-很热记忆方法:那儿天气很热
It rained all day yesterday. 昨天下了一天的雨。
It can get very hot here. 这里有时会很热。
2. 用于某些句型
It’s time for sth. 该做某事了。
It’s time to do sth. 该做某事的时候了。
It’s time for sb to do sth. 某人该干某事了。
[2]time单词记忆法◆记忆方法一:联想方式:time-太慢记忆方法:等待的时候感觉时间过得太慢了。
It’s (about / high) time + that-从句. 某人该做某事了。(从句谓语用过去式,有时也用“should+动词原形”)
It’s first (second) time + that-从句. 某人第几次干某事。(从句谓语用现在完成时)
It’s + 时间段 + since-从句. 自从……有一段时间了。
It’s + 时间段 + before-从句. 过多长的时间才……
三、it用作形式主语
1. 基本用法
当不定式、动名词、从句等复杂成分用作句子主语时,为保持句子平衡,通常把真正的主语放在句末,而在句首使用形式主语it。如:
[3]不定式,动名词,相关知识点look forward to词组中的to是介词,所以其后要加名词或动名词,不能接不定式。[1]名词,介词,相关知识点“out of +名词”类介词习语归纳They’re still following us; we’re not out of danger yet. 他们仍然跟着,我们还没脱险。out of date 过时,已经不能用Will denim jeans ever
It’s very important to remember this. 记住这一点很重要。
It’s hard work climbing mountains. 爬山是费劲的事。
[4]work,hard,相关知识点hard是形容词,如:a hard work,但它同时也是副词。hardly是hard的又一副词形式,但词意截然不同,意为"几乎不"。[1]形容词,副词,相关知识点doubtless是形容词还是副词[1]doubt单词记忆法◆记忆方法一:谐音:捣他 他怀疑有人背后捣他。◆记忆方法二:联想方式:dou-(都);bt-(变态)记忆方法:怀疑所有的人都变态。◆记忆方法三:词根词缀记
It’s unknown when he will come. 他什么时候来还不知道。
2. 用作形式主语的的重要句型
(1) It + be + adj. for (of) sb to do sth 某人做某事……
It is hard for him to make up his mind. 他很难下定决心。
It was foolish of her to say such a thing. 她说那样的话,真是太蠢了。
【说明】介词 of 与 for 的区别是:of 用于指某人的性格、属性、特征等,介词for表示对象,意为“对……来说” 。
[5]介词,区别,相关知识点知识点1:常用介词的区别7、in the corner, on the corner, at the corner:in the corn 表示在落,in 指角的内面;on the corner 表示“在角上” ,on 指的不是内面,也不是外面,而含内外兼有之意;at the corner指“在拐角处” 指的是拐角外附近的外面。如
(2) It takes sb + 时间段 + to do sth. 某人做某事花了……时间
It takes years to master a new language. 要花多年的时间才能掌握一门新的语言。
[6]language单词记忆法◆记忆方法一:联想方式:lan—烂 gua—瓜 ge—哥烂瓜哥的语言,我们听不懂◆记忆方法二:谐音:烂规矩 烂规矩没法用语言表达。◆记忆方法三:分析:lang --- ―狼‖的拼音 u ---―有‖的谐音 age --- 年代 记忆方法:狼群的语言已经有了一定的年代。 n. 世界◆记忆方法四:联想方式:lan—烂 gua—瓜 ge—哥记
【说明】此句型可以有以下多变种变体:It took me an hour to write the letter. =The letter took me an hour (to write). =I took an hour to write the letter. 我写这封信花了一个小时。
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it相关单词意思与记忆法:
it单词意思解释释义:
pron. 它【计】 信息论, 输入终端, 智能终端, 内捕获相关词组: not in it with it It is...that that's it lord it over others fight it out go it alone as it is as it was as it were
it单词相关例句:
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
HAPPINESS——A lifetime of happiness ! No man alive could bear it ; it would be hell on earth .(G. Bernard Shaw ,British dramatist )终身幸福!这是任何活着的人都无法忍受的,那将是人间地狱。(英国剧作家 肖伯纳. G.)
What weakness is it that you can never tolerate?---Sycophancy and servile flattery. 你最不能容忍的缺点是什么?----奴颜婢膝.
Command your man and do it yourself. 要求部下做到,自己也要做到.
How sharper than a serpent's tooth it is to have a thankless child. 逆子无情甚于蛇蝎.
We can not tell the precise moment when friendship is founded, As in filling a vessel drop by drop, there is at last a drop which makes it run over ; so in a serics of kindness there is at last one which makes the heart run over.——James Boswell, British writer 我们无法讲出友谊缔造的确切时刻,就像一点一滴地倾注一个容器一样,终有一滴使容器满溢;因此,面对接二连三的好意,终有那么一次会动人心弦,情谊洋溢。英国作家 博斯韦尔,J.
A mind all logic is like a knife all blade. It makes the hand bleed that uses it. 只有逻辑的头脑象只有刃的刀,它会割破使用它的手。
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.
Poverty is an abnormality to rich people. It is very difficult to make out why people who want dinner do not ring the bell.——Walter Bagehot, Buetish economist 对于富人来说,贫穷是不可理解的异常现象:他们怎么也弄不明白,那些想要吃饭的人,为什么不摇铃让人送来呢?英国经济学家巴杰特.W.
Happiness lies not in the mere possession of money ; it lies in the joy of achievement , in the thrill of creative effort .(Franklin Roosevelt , American president )——幸福不在于拥有金钱,而在于获得成就时的喜悦以及产生创造力的激情。(美国总统 罗斯福. F.)
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