奇速君将按字母顺序，每天连续为同学们发送3500词系列。这个系列好的地方在于附带朗读音频，而且它不是单个呈现单词，和单词相关的重点短语和句型也一并给出来，这样，我们不仅可以练习发音，还可以在语境中记忆单词，而且在记单词的同时也掌握了其用法。

持续更新...

高考3500词汇（A—Z）ABCDEFGHIJKLMNOPQROSTUVWXYZ紫色显示已更新，点击对应字母查看即可

I

I [a] pron. 我

ice [as] n. 冰

ice-cream [as- krim] n. 冰淇淋

Iceland [aslnd] * n. 冰岛

idea [ad] n. 主意,意见,打算,想法

have some/no idea + 从句/of… 知道/不知道......

I have no idea why she left.

I have no idea of his address.

identity [adentt] n. 身份, 特征

The police are trying to discover the identity of the killer.

The thief used a false identity.

identity card=ID card 身份证

identification [adentfke()n] n. 鉴定, 辨别

idiom [dm] n. 习语, 成语

if [f] conj.如果,假使,是否,是不是

ignore [ɡn(r)] v. 忽视, 对…不理会

ill [l] a. 有病的；不健康的

ill与sick的区别：

ill当生病讲时只做表语，sick当生病讲时可做表语也可作定语。

He was ill/sick.

a sick mother

have a bad/an ill effect on 对...…影响不好

speak/think ill of sb. 说某人的坏话

illegal [liɡ()l] a. 非法的

It is illegal to drive through a red light.

illegally adv.

He entered the country illegally.

illness [lns] n. 疾病

imagine [mdn] vt. 想像, 设想

imagine sth./doing sth.

I can’t imagine life without the children now.

I can’t imagine his becoming a teacher.

immediate [midt] a. 立即的, 马上

He answered almost immediately.

Turn right immediately after the church.

Immediately he had gone,I remembered his name.他一走，我就想起了他的名字。

immediate adj. 立刻的，立即的，直接的

an immediate reaction/response 直接的反应

take immediate action 立即采取行动

immediately [midtl] ad. 立即

immigration [m'gren] n. 移民

import [mpt] v.& n. 进口, 输入

the import of electrical goods 电器的进口

All the meat is imported from France.

importance [mpt()ns] n. 重要性

important [mptnt] a. 重要的

impossible [mpsb()l] a. 不可能的

impress [mpres] vt. 留下极深的印象

impress sb with sth/sb 使某人对...留下印象

He impressed us with his sincerity（真诚）.

impress sth on/upon sb 使某人对某事印象深刻；使某人铭记......

He impressed on us the need for immediate action.

impression [mpre()n] n. 印象, 感觉

① get a good/bad impression of sb 对某人印象好/坏

a general/an overall impression 总体印象

② My words made no impression on her.我的话没有给她留下印象。

His trip to India makes a strong impression on him.

③ be under the impression that 觉得，认为

I was under the impression that the work had already been completed.

improve [mpruv] vt. 改进, 更新

in [n] prep. 在…里(内)；在…；以… ad. 在家, 在内, 向内

in a word 话说

in all 总共

in modern times

be measured in tons 用吨来衡量

in that… 因为......

She was lucky in that she had friends to help her .

in the eighteenth century

in the1990s 在20世纪90年代

in one’s twenties 在某人二十几岁的时候

in pencil/ English/ ink 用铅笔/英语/墨水

pay sth in cash 用现金支付

The wall is 3meters in height/high.

The rope（绳子） is 3 meters in length/long.

inch [nt] n. 英寸

incident [nsd()nt] n. 事件

include [nklud] vt. 包含, 包括

Everyone laughed, including me. (me included.)

income [nkm] n. 收入, 所得

incorrect [nkrekt] a. 不正确的, 错误的

increase [nkris] v. & n. 增加, 繁殖

increase to/by 增加到/了

Great demands lead to a large increase in supply.

increasingly adv. 越来越多地，不断增加地

increasingly difficult/important/popular越来越难/重要/流行

indeed [ndid] a. 确实；实在

independence [ndpendns] n. 独立

independent [ndpendnt] a.独立的,有主见的

India [nd] * n. 印度

Indian [ndn] a.(美洲)印地安人的; 印度人的 n. 印地安人；印度人

Indicate ['ndket] v.表明, 象征, 暗示

A red sky at night often indicated fine weather the next day.

In his letter, he indicated to us that he was willing to cooperate（合作）.

indication n.

indication of sth/doing sth

They gave no indication of how the work should be done. 他没有指出这项工作该如何做。

industry [ndstr] n. 工业, 产业

industrial adj. 工业的，产业的

heavy/light industry

influence [nflns] n.& v. 影响

have a strong influence on/upon sb/sth

have influence over sb/sth 有左右某人的能力

His parents no longer have any influence over her.

under the influence of sb/sth 在......的影响下

He committed the crime under the influence of the drugs. 在毒品的影响下，他犯了罪。

Those friends are a bad influence on her.

His writings have influenced the lives of millions.

inform [nfm] vt. 告诉； 通知

inform sb. of/that 告知某人......

We regret to inform you that your application has been rejected.

keep sb. informed of 使某人得知......

information [nfme()n] n. 信息

information desk [nfme()n desk] 问讯处

initial [n()l] a. 开始的, 最初的

injure [nd(r)] vt. 损害, 伤害

He injured his knee playing football. 踢足球的时候，他伤了他的膝盖。

This could seriously injure the company’s reputation（名誉，荣誉）.

injury n. 伤害，损害；伤口

There were no injuries in the crash（坠毁）.

The players are out of the team because of injury. 这些运动员因为受伤退出了球队。

injury [ndr] n. 受伤处

ink [k] n. 墨水, 油墨

inland [nlnd, nlnd] a. 内陆的；内地的

inn [n] n. 小旅店；小饭店

innocent [nsnt] a.无辜的, 清白的

insect [nsekt] n. 昆虫

insert [nst] vt. 插入

insert sth in/into/between sth

They insert a tube（管子） in his mouth to help him breathe.

inside [nsad] prep.在…里面 ad.在里面

insist [nsst] vi. 坚持；坚决认为

The man insisted that he hadn’t stolen anything and that he (should) be set free.

insist on doing sth. 坚持做某事

inspect [nspekt] vt. 检查；检验；审视

inspection n. 检查，视察

inspector n. 检查员，视察员

The teacher walked around inspecting their work.

inspire [nspa(r)] vt. 鼓舞； 激励

instant [nst()nt] a. 瞬间；刹那

instantly adv. 立即地，立刻地

The show was an instant success.

instant coffee/noodles 速溶咖啡/方便面

I will be back in an instant.

At the very instant, the door opened.

I recognized her the instant I saw her. 我一看到她就认出了她。

instead [nsted] ad. 代替, 顶替

Lee was ill, so I went instead.

He didn’t reply. Instead, he left.

instead of 代替，而不是

Now I can walk to work instead of going by car.

institute [nsttjut; (US) nsttut] n. (研究)所, 院, 学院

institution [nsttju()n; (US) nsttun] n. (慈善、宗教等性质的)公共机构； 学校

instruct [nstrkt] vt. 通知；指示；教

instruct sb to do

She arrived at 10 o’ clock as instructed.

The letter instructed him to report to headquarters（总部）immediately.

instruction n.指导，教授，命令

follow one’s instructions

carry out/ignore one’s instructs 执行/忽视某人的指导/命令

instruction [nstrk()n] n. 说明,须知;教导

instrument [nstrmnt] n. 乐器;工具,器械

insurance [nrns] n. 保险

insure [n(r)] vt. 给……保险

Have you insured the contents of your home?

intelligence [nteldns] n.智力,才智,智慧

intend [ntend] vt. 想要, 打算

intend (sb.)to do

I intend to spend the night there.

intend that

It is intended that these meetings will become a regular event.

be intended for sb./sth 专门为......准备/设计

The book, intended for children aged 5-7,sells well.

intention [nten()n] n. 打算,计划,意图

intention of doing sth/to do sth

I have no intention of going to the wedding.

I had every intention of paying her back what I owe her.

She is full of good intentions.

He left England with the intention of traveling in Africa.

interest [ntrst] n. 兴趣, 趣味;利息

interest sb. 使某人感兴趣

I bought the book that interested me most.

show/have/feel/express (an) interest in…

lose interest in…

I watched the game with interest.

利益(C) 常用复数形式 protect customers’ interests

a place of interest/places of interest 名胜古迹

interesting [ntrt] a. 有趣的

international [ntnn()l] a. 国际的

internet [ntnet] n. 互联网, 英特网

interpreter [ntprt(r)] n.翻译

interpret v. 口译，解释

interpret the poem

interpret sth as sth

I didn’t know whether to interpret her silence as acceptance or refusal.

interpret for sb

interrupt [ntrpt] v. 打扰, 打断

interval [ntv()l] n. 间歇；间隔

interview [ntvju] n.& vt.采访,会见,面试

a television/newspaper/radio interview

Which post are you being interviewed for?

If you don’t interview well ,you are unlikely to get the job.

interviewee n. 被采访者，被面试者

interviewer n. 采访者，面试者

into [nt, nt] prep. 到…里;向内；变成

introduce [ntrdjus; (US) -dus] vt. 介绍

introduction [ntrdk()n] n. 引进, 介绍

introduction n.

introduce sb. to sb./oneself

introduce sb. to sth.

It was she who first introduced me to the pleasures of sailing.

introduce new technology

an introduction to English grammar

invent [nvent] vt. 发明, 创造

invention [nven()n] n. 发明, 创造

inventor [nvent(r)] n. 发明者, 创造者

invitation [nvte()n] n. 邀请, 请帖

invite [nvat] vt. 邀请, 招待

Ireland [alnd] * n. 爱尔兰

Irish [ar] a. 爱尔兰的, 爱尔兰人的

iron [an; (US) arn] n. 铁, 熨斗 vt. 熨烫

irrigate [rɡet] vt. 灌溉

irrigation [rɡe()n] n. 灌溉

island [alnd] n. 岛

it [t] pron. 它

Italian [tljn] a. 意大利(人)的；意大利语的 n. 意大利人；意大利语

Italy [tl] * n. 意大利

its [ts] pron. 它的

itself [tself] pron. 咨询18161219718