考研英语单词量大，对于同学们来说记忆起来比较吃力。在此我们推荐采用反复记忆法。比如每天晚上看1-2页，把自己已经记住的暂时划出来，第二天一定要抽时间把前天背过的单词再复习一遍。然后再分别过3天、7天、15天、30天各复习一遍。如此坚持下来，到考前一周时你会发现考研英语词汇书上的大部分单词都已经熟悉了。另外，在历年真题中遇到的词汇也要熟记，双管齐下，一定能快速提高考研英语成绩!新东方在线小编特别整理【2015考研英语核心词汇笔记——I】，赶快来收藏吧！
identical 同一的：the same (very)identical menu
identify 识别，鉴别：He identified the coat as his brother’s
idle 闲散的，闲置的：idle money
ignite点燃，使燃烧：ignite a stove fire with scraps of paper
ignore 不顾，不理，忽视：He who ignores history is doomed to repeat it
illuminate 照明，照亮，解释，启发，启迪：The room was poorly illuminated by one candle
illustrate (用图或例子)说明，阐明：A complicated rule can be illustrated by a simple example
immerse 使浸没：He immersed himself in the pool
immune免除的，豁免的：Nobody is immune from criticism
impact 冲击，撞击：the impact of light on the eye
impair 削弱，减少：The output of produce was impaired by the bad weather
impartial 公正的，无偏见的：A judge should be impartial
implement 工具，器具，用具：new types of farm implements
impose 征(税)，加(负担，惩罚等)于(on, upon)：impose additional tax on business expansion
impulse 推动，驱动：give an impulse to the development of the friendly relations between the two countries
inaccessible 达不到的：The two rocks at the top of the steep hill is at first sight inaccessible
incline倾斜：The shaft inclines almost thirty degree
incorporate 包含，吸收：His book incorporates his earlier essays
incur 招致，引起，遭受：incur sb’s displeasure(envy)
indignant 愤怒的，愤慨的：The actress was at the columnist’s personal questions
indispensable 必不可少的，必需的(to. for)： Oxygen is indispensable to life
induce 引诱，劝使：Nothing will induce me to do that
infer (根据已知事实等)推断，推定(from)：From his grades I inferred that he was a good student
ingenious (人,头脑等)灵巧的，足智多谋的：an ingenious designer
initiate 开始，发起：initiate a conversation
innovate 革新，改革，创新(in,on/upon)：innovate on another’s creation
inquire 询问，打听：He inquired what the weather was likely to be
insert 插入，嵌入：In the pause he managed to inquire a question
inspire 鼓舞，激起：His speech inspires the crowd
instant 紧急的，急迫的，立即的，即刻的：be in instant need of help
institute 学会，协会，学院，研究院：an institute for the blind
insulate 隔音，使隔绝(以免受到影响)：We are not insulated from the real world the way we were
insult 侮辱，辱骂：She insulted him by calling him a coward
insure 保险，给。。。保险：Every father should insure his life for the sake of his wife and children
intact 完整无缺的，未经触动的，未受损伤的：an intact family
integrate使成一体，使合并(with, into)：integrate traditional Chinese medicine with western medicine
interfere 妨碍，冲突(with)：Misty weather interfered with the contact
intermittent 间歇的，断断续续的，周期性的：suffer from intermittent headaches
intervene 插入，介入：A week intervenes between Christmas and New Year’s Day
intricate 错综复杂的，复杂精细的：A detective story usually has an intricate plot
invert 使反向，使倒转，使颠倒：The magician inverted the bag to show it was empty
irrespective 不考虑的，不顾的(of) ：irrespective of consequences
irritate 激怒，使恼怒，使烦躁：be irritated by sb’s insolence