高三英語重要知識點分析
成功的人是可能做出正確決議，並勇敢去嘗試，不怕任何難題，爲自己的幻想奮鬥的人。所謂強者，拼的不是力氣，也不是技巧，而是心態。踏踏實實努力，輕輕鬆鬆面對。將顫抖關在門外，讓信心裝滿胸懷，高考盡力發揮。下面是小編給大家帶來的高三英語重要知識點分析，希望大家能夠喜歡!
高三英語重要知識點分析1
一、就近一致原則
1.由or，not lso...，...，...，...，...等連接兩個或兩個以上的並列主語時，通常根據就近一致原則，謂語動詞要與離它最近的主語在數上保持一致。
Neither his parents nor I am able to persuade him to change his mind.
引導一個句子而主語又不止一個時，通常根據就近原則，謂語動詞要與離它最近的主語在數上保持一致。
Here is a ruler，a few pencils and two copybooks.
二、意義一致原則
1.謂語動詞必須用單數的情況
(1)表示學科的名詞以及works(工廠)，news(消息)等作主語時，雖然本身爲複數形式，但表示單數意義時，謂語動詞仍用單數。
Politics is his favorite subject.
(2)表示某些組織機構的名詞、書/報名、國名、地名等作主語時，雖然形式上是複數，但所表示的意義是單數，所以謂語動詞用單數。
Do you know when the United Nations was set up?
2.謂語動詞必須用複數的情況
表示總稱意義的名詞，如people，police，public，cattle等作主語時，謂語動詞用複數。
The police are searching for the murderer.
3.謂語動詞的形式依據主語表示的意義而定
(1)集體名詞，如family，class，group，team，club，company，government，population等作主語時，謂語動詞的形式根據其在語境中表示的意義而定。當其表示集體意義，強調整體概念時，謂語動詞用單數;當其表示集體中各個組成部分，強調個體概念時，謂語動詞用複數。
As far as I know，his family is not very large but the family are all musiclovers.
(2)“the+形容詞/分詞”表示“一類人”時，謂語動詞用複數。
The poor were looked down upon in the old days.
三、語法一致原則
1.由and連接的兩個名詞作主語
(1)“a/the+名詞單數+and+名詞單數”表示一個人(雙重身份)，謂語動詞用單數。
The teacher and poet often gives lectures around the city.
(2)“a/the+名詞單數+and+a/the+名詞單數”表示兩個人，謂語動詞用複數。
The teacher and the poet have just arrived.
(3)“every+名詞單數+and+every+名詞單數”表示每一個人，謂語動詞用單數。
Every boy and every girl has the right to receive education in ourcountry.
(4)通常由兩個部件組成的物品如：a knife and fork (一副刀叉)等作主語，謂語動詞用單數。
Bread and butter is not to his taste.
2.表示時間、數量、長度及價格的名詞，儘管有時是複數形式但常被看作是一個整體，謂語動詞用單數形式。
Is fifty pounds enough?
3.“分數/百分數+of+名詞”作主語時，謂語動詞的形式根據of後的名詞的形式來定，如果名詞是可數名詞複數，謂語動詞用複數形式;如果名詞是單數可數名詞或不可數名詞，謂語動詞用單數形式。
Two-thirds of the books are about science.
Only 30% of the work was done yesterday.
高三英語重要知識點分析2
under age 未成年，未達到規定年齡
He was rejected by the army because he was under age. 他因尚未成年而被拒絕參軍。
You shouldn’t sell cigarettes to teenagers who are under age.你不應該把香菸賣給沒未成年的青少年。
under arrest 被捕
You are under arrest in the name of the law. 你被依法逮捕了。
He was soon put [placed] under arrest. 他不久就被逮捕了。
under attack遭受攻擊
The company has come under fierce attack for its decision to close thefactory. 因爲決定要關閉工廠，公司受到猛烈攻擊。
under consideration 在考慮中;在研究中
The question is now under consideration. 這個問題正在考慮中。
The plan is under consideration by the Ministry of Education.教育部正在研究這個方案。
under construction 在建造中
The new railway is under construction. 新鐵路正在修建當中。
The bridge is under construction. 這座橋正在建造中。
There are two new hotels near here under construction. 附近正在興建兩家新的旅館。
under control 在控制中
They soon got the fire under control. 他們很快把火勢控制住。
It took the teacher months to bring his class under control.這個老師花了幾個月的時間才管住了他的班級。
under copyright 享有版權
The poem is still under copyright, so you have to pay to quote it.該詩仍然享有版權，因此你必須支付引用費。
under cover 在隱蔽處;祕密地;在信封或郵包中
Plans for the attack were made under cover. 進攻計劃是祕密制定的。
The check came under cover in yesterday’s mail. 支票是裝在信封裏和昨天的信一道寄來的。
under discussion 在討論中;在審議中
That has no relation to the matter under discussion. 那與正在討論的事無關。
That’s another topic that will come under discussion. 那是另一個要討論的問題。
under examination 在檢查中;在審查中
The prisoner was still under examination. 囚犯仍受審。
The proposals are still under examination. 提案仍在審查中。
under fire 在炮火中;被攻擊中
We were under fire from all sides. 我們遭到了來自四面八方的射擊。
The headmaster was under fire for not sending the boys home who stole thecar. 校長由於沒有開除那幾個偷汽車的學生，受到責難。
under guarantee 在保修期內
It’s still under guarantee, so the manufacturer will repair it.保證書還有效，所以廠家會給修理的。
The car is still under guarantee, so you should be able to get it repairedfree of charge. 汽車還在保修期內，所以你應該可以免費修理。
under oath 在法庭上宣過誓要說實話
The judge reminded the witness that he was still under oath.那法官提醒證人他已宣誓不作僞證。
under obligation 有義務;一定要
The one who did the damage in under obligation to pay for it.造成損失的人有義務賠償。
高三英語重要知識點分析3
look up the dictionary
漢語中的“查字典”，說成英語通常是 look up sth in a dictionary 或 consult [refer to] adictionary。如：
I refer to the dictionary frequently. 我經常查閱詞典。
You can look the word up in the dictionary. 你可以在詞典裏查這個詞。
He often consulted a dictionary when he read the book. 他讀這本書時經常查字典。
I looked the word up in the dictionary to refresh my memory of its exactmeaning. 我查了詞典，以便弄清這個詞的準確意思。
I often look up the words I don’t know in the dictionary or on theInternet. 我經常在字典裏或網上查找我不認識的單詞。
“Is that the correct spelling?” “I don’t know—look it up in a dictionary.”“那是正確的拼寫嗎?”“我不知道——查查詞典吧。”
I didn’t know what “loquacious” meant and had to look it up in adictionary. 我不知道loquacious這個是什麼意思，所以只好查了詞典。
有不少人認爲英語習慣上不能直接說 look up the dictionary, 其實這種表達在英語中也可以用，只是比較少見而已。例如：
I spend more time looking up the dictionary than reading the book.我讀這本書時查字典的時間還多些。——摘自 L. G. Alexander 編《新概念英語》(外研社)
Look up the dictionary and explain the meaning of the italicized words.查字典然後解釋斜體詞的意思。——摘自張漢熙編《高級英語》(商務印書館)
