I
　　1.idea  n.   have some/ no idea + 从句 / of …
　　I have no idea why she left.  /  I have no idea of his address.
　　2. ◎identity  n
　　The police are trying to discover the identity of the killer.
　　The thief used a false identity.
　　identity card=ID card
　　4.ill  adj
　　1)  ill与sick的区别    He was ill/ sick.   a sick mother
　　2) = bad    have a bad/ an ill effect on…影响不好  speak/ think ill of sb. 说某人的坏话
　　5. ◎illegal / legal  adj.    It is illegal to drive through a red light.
　　illegally      adv.    He entered the country illegally.
　　6. imagine  v.    imagine sth. / doing sth.
　　I can't imagine life without the children now.
　　I can't imagine his becoming a teacher.
　　7.◎immediately
　　adv.   He answered almost immediately.
　　Turn right immediately after the church.
　　conj.  Immediately he had gone,I remembered her name.
　　immediate  adj.  an immediate reaction / response
　　take immediate action
　　8. ●import 进口，输入
　　n.  the import of electrical goods.
　　v.  All the meat is imported from France.
　　9. ◎ impression  n.
　　a) get a good / bad impression of sb
　　a general / an overall impression
　　b) My words made no impression on her.
　　His trip to India makes a strong impression on him.
　　c) be under the impression that
　　I was under the impression that the work had already been completed.
　　impress  v.
　　impress sb with sth / sb     He impressed us with his sincerity.
　　impress sth on / upon sb    He impressed on us the need for immediate action.
　　impress sth / itself on / upon sth   Her words impressed themselves on my memory.
　　11.in  prep.
　　○1 in a word一句话说                ○2 in all  总共
　　○3 in modern times                   ○4 be measured in tons 用吨来衡量
　　○5 in that… 因为    She was lucky in that she had friends to help her .
　　○6 in the eighteenth century/ in the1990s
　　○7 in one's twenties
　　○8 in pencil/ English/ ink用铅笔/英语/墨水
　　○9 pay sth in cash
　　○10 The wall is 3meters in height/high. / The rope is 3 meters in length/long.
　　12.include v.   Everyone laughed, including me. (me included.)
　　13. increase
　　1) v.  increase to / by 增加到/了
　　2) n  Great demands lead to a large increase in supply.
　　increasingly adv. 越来越多的，不断增加的
　　increasingly difficult/ important/ popular
　　15. ◎indicate
　　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.
　　indication  n. indication of sth / doing sth
　　They gave no indication of how the work should be done .
　　16. ◎ industry  n.------ industrial adj.   heavy / light industry
　　17. influence
　　n.  have a strong… ~ on/ upon sb / sth
　　~over sb  / sth          His parents no longer have any ~ over her.
　　under the ~ of sb  / sth   He committed the crime under the ~ of the drugs.
　　Those friends are a bad ~ on her.
　　v.  His writings have ~d the lives of millions.
　　18.● inform 告诉，通知
　　inform sb. of /that
　　We regret to inform you that your application has been rejected.
　　keep sb. informed of
　　make informed decision
　　19.◎ injure v.
　　He ~d his knee playing football.
　　This could seriously ~the company's reputation.
　　injury n.   injuries
　　There were no injuries in the crash.
　　The players are out of the team because of injury.
　　20. ◎ insert  v.
　　~ sth in / into/ between sth
　　They ~a tube in his mouth to help him breathe.
　　~ sth into sth    He ~ed a paragraph into his will.
　　21. insist  v.
　　○1The man insisted that he hadn't stolen anything and that he (should) be set free.
　　○2 insist on doing sth.
　　22. ◎inspect  v.  inspection  n.  inspector  n.
　　The teacher walked around inspecting their work.
　　23. ◎instant  n/ adj.  ------ instantly  adv.
　　adj. The show was an ~success.
　　~coffee / noodles
　　n.  I will be back in an ~.
　　At the very~, the door opened.
　　I recognized her the ~ I saw her.
　　24.instead  adv.
　　Lee was ill, so I went instead. / He didn't reply. Instead, he left.
　　instead of:   Now I can walk to work instead of going by car.
　　25.◎instruct v.
　　~ sb to do   She arrived at 10 o' clock as ~ed.
　　The letter ~him to report to headquarters immediately.
　　instruction  n.  follow one's instructions     carry out / ignore one's ~s
　　26.● insure 给…保险 vt.  Have you insured the contents of your home?
　　27.●intend 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   The book, intended for children aged 5-7,sells well.
　　28.◎ intention  n
　　~ of doing sth / to do sth    I have no ~ of going to the wedding.
　　I had every~ of paying her back what I owe her.
　　She is full of good ~s.
　　He left England with the ~ of traveling in Africa.
　　29.interest
　　1) v. interest sb.  I bought the book that interested me most.
　　2) n. ○1兴趣（U） show /have / feel/ express (an) interest in…
　　lose interest in…
　　I watched the game with interest.
　　○2 利益(C) 常用复数形式  protect customers' interests
　　○3 a place of interest/ places of interest
　　30.◎ interpreter  n.
　　interpret  v.
　　~ the poem
　　~ sth as~     I didn't know whether to ~ her silence as acceptance or refusal.
　　~ for sb      Her children ~for her.
　　31. ◎ interview
　　n.   a television / newspaper / radio ~
　　v.   Which post are you being ~ed for?
　　If you don't ~well , you are unlikely to get the job.
　　interviewee  /  interviewer    n.
　　32. introduce  v.   introduction n.
　　○1 introduce sb. to sb./ oneself
　　○2 introduce sb. to sth.使初次了解
　　It was she who first introduced me to the pleasures of sailing。
　　○3introduce new technology
　　○4 an introduction to English grammar

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