七年级英语第4单元单词与词组讲解.doc

七年级英语第4单元单词与词组讲解hear from: . . v. 接到.的信, 受.批评How often do you hear from your sister?你多长时间接到你姐姐一次信? It was a pleasure to hear from you.很高兴收到你的信。be dying to : 渴望，巴不得立即2. Im dying to be with you again.我盼望着再次回到你们身边。3. Im dying to be somebody.我渴望出人头地。bubble: bbl . . n. 泡沫 v。起泡。沸腾。滔滔地流动1. The gas bubbled to the surface of the water.气体变成气泡升上水面。2. He bubbled questions.他接二连三地提问题。3. One generation blows bubbles, and the next breaks them.前一代人制造出来的空洞理论，下一代人把它们打破。come across: . . vt. 碰到(遇到,无意中发现)1. She ,came across some old photographs in a drawer.她在抽屉里偶然发现一些旧照片. 2. I ,came across an old school friend in Oxford Street this morning.今天早上我在牛津大街碰见一位老校友. relevant: connected with what is being done or discussed relivnt . . a. 相关的,切题的,中肯的relevantly: relivntli . . ad. 贴切地, 得要领地relevant to: . . 与.有关His nationality isnt relevant to whether hes a good teacher.他的国籍与他是否是位好老师无关。relevant cost: . . 相关成本relevant works : 有关工程stick out: . . vt. 突出(坚持,伸出)He is determined to stick out the race even if he finishes last.即使跑最后一名，他也决心坚持跑完。Please stick Out your tongue.请伸出舌头。stick to: . . 坚持Reporter should stick to investigating the facts.记者应该坚持调查事实真相。Doorway=opening to a room,building,etc.adjust: = to change slightly to make something work better dst . . v. 调整,使.适于adjust to: . . 适应调节Astronauts in flight must adjust to weightlessness.宇航员在飞行中必须适应失重状态adapt to: . . 适应soft: sft . . a. 软的soft drink: . . 软饮料softening: sfni . . n. 变软, 软化softly: sftli . . ad. 柔和地,静静地,温柔地softly calling my name : 温柔的呼喊我的名字grill: gril =a meal shelf for cooking meat,toasting bread,etc. .= . n. 烤架,铁格子,烤肉v. 烧,烤,严加盘问Put the hamburgers on the grill.把汉堡牛排放到烤架上。A place where grilled foods are served to customers; a grill.烤肉馆，烧烤店向顾客提供烤菜和烧烤的地方，烤菜餐馆dry out: . . (使)干透Dont leave the bread on the table; it will dry out.别把面包放在桌子上，它会干掉的leftover: . . n. 剩货,残留物,剩饭a. 残余的She threw the leftovers in the garbage.她把剩饭倒进垃圾桶。evil: i:vl . . a. 邪恶的,坏的n. 邪恶,罪恶War, famine and flood are terrible evils.战争、饥荒和洪水都是可怕的灾祸。dry up: . . vt. 干涸(枯竭,讲不出话来)Boys, dry up!孩子们, 不要讲话了!If foreign aid dries up the situation will be desperate.倘若外援枯竭，形势将极为严重。privilege: =an honour privilid . . n. 特权,特别恩典,基本人权v. 给与.特权It was a privilege to work with him.和他在一起工作是一项殊荣I had the privilege of meeting the queen.我有会见王后的特权privileges特权,特别恩典,基本人权arrange: reind . . v. 安排,整理,排列n. 安排,排列I have arranged that one of my staff will meet you at the airport.我已经安排好派一个职员到飞机场接你arrangement: =how something is organized reindmnt . . n. 安排We have made all the arrangements for the conference.我们已做好会议的全部筹备工作。toast: tust . . n. 土司面包,烤面包,干杯v. 敬酒,烤Lets toast the friendship between two countries.让我们为两国间的友谊干杯。He spread some strawberry jam on his toast.他把草莓酱涂在烤面包片上comb: kum . . n. 头梳,鸡冠v. 梳头发,梳毛She wore a small comb as an ornament.她佩戴了一把小梳子作为装饰品The police have combed the city for the murderer.警察在全市到处搜查凶手。contents (Catal.): k:ntents . . 目录catalogue: ktlg . . n. 目录,总目v. 编入目录in need of: . . 需要A friend in need is a friend indeed.患难之交才是真朋友。Deeds are better than words when people are in need of help.当有人需要救助的时候，行动胜于言语。purchase: p:ts . . n. 购买,购买的物品v. 购买He managed to secure a loan to purchase a house.他设法弄到一笔贷款买了一栋房子。. She made several purchases in the dress shop.她在服装店里买了几样东西。anniversary: ,niv:sri . . n. 周年纪念(日)He gave me a necklace as an anniversary gift.他给我一条项链作为周年纪念礼物。seed: si:d . . n. 种子vi. (植物)结实,播种vt. 播种Part of every crop is saved for seed.每一种庄稼都留一部分作种子。seedling: si:dli . . n. 幼苗The seedling was frozen to death.幼苗被冻死了。loan: lun . . n. 贷款,借出,债权人v. 借,供应货款,借给She loaned her collection of paintings to the gallery.她把自己收藏的画借给了美术馆。How much interest do they charge on loans?他们贷款收多少利息？sew: sju: . . v. 缝纫,缝合do some sewing做针线活sewing machine 缝纫机ox: ks . . n. 公牛,牛oxen: ksn . . （pl.）n. 牛trunk: trk . . n. 树干,躯干,(汽车后部)行李箱,象鼻He cut off the branches from the trunk.他把树干上的小分枝都剪掉trunk library箱式（柜式）图书馆tailor: teil . . n. 裁缝师,成衣匠v. 缝制,做裁缝,使.适应He wears a beautifully tailored suit.他穿了一套定做的漂亮西装This tailor is famous for making good suit.这位裁缝以做高级西装而出名。income: inkm . . n. 收入,所得My monthly income was just over 2200 yuan我每月的收入是2200多元。skill: skil . . n. 技能,技巧It takes skill to tune a piano.为钢琴调音需要专门技能His cleverness and skill compel our admiration.他的聪明和技巧使我们赞叹不已participate p:tisipeit v. 参加,参与;分担,分享;有几分词形变化时态：participated, participating, participates名词：participator形容词：participative英英解释2个动词解释1. share in something同 participate, take part 2. become a participant; be involved in同 enter, participate反 drop by the wayside, drop out, fall by the wayside, give up, quit, throw in, throw in the towel, chuck up the sponge例 o enter a race o enter an agreement o enter a drug treatment program o enter negotiations参考例句1. I was able to participate in the conference. 我可以参加会议。 2. We think you may like to participate in our rehearsal . 我们冒昧邀请您参加我们的排练。 3. She actively participates in local politics. 她积极参与本地政治活动. Participant n.分享者 参与者 participation n. 分享参与Participle n.分词Participate参与 侧重指参加某一项活动 Join 参加，侧重参加并成为其中的一员 take part in 参加，侧重参加者保持积极态度并在其中起一定作用 attend 参加，不强调参加者在活动中的作用。economic i:knmik a. 经济上的,实用的,节省的常用短语1. economic condition 经济情况，经济情况，经济条件，经济条件2. economic crisis 经济危机，经济危机3. economic geography 经济地理，经济地理economy i(:)knmi n. 经济;节俭;秩序;机体political plitikl a. 政治上的,政党的,政略性的,政治的词形变化副词：politically常用短语1. political economy 政治经济学2. political science n.政治学politics plitiks n. 政治,政治学;政纲,政见,策distribution distribju:n n. 分发;销售;频率分布;分配装置;分布;区分,分类;配电词形变化形容词：distributionaldistribute distribju:t vt. 分配,分发,分布,散布,分类distributive distribjitiv a. 分发的,分配的,可分配的a. 分发的,分配的,可分配的n. 个体词词形变化名词：distributiveness副词：distributivelydistributor distribjut n. 分发者,散布者,配电盘finance fainns,finns n. U财政,金融;财源,资金vt. 供资金给,为筹措资金词形变化时态：financed, financing, finances形容词：financeable常用短语1. finance company n. 信贷公司2. commercial finance company 商业金融公司The money will go to finance a new community centre. 这些钱将用采资助一个新社区中心The school suspended for lack of finances. 那学校因经费不足而暂时停办financial fainnl a. 财政的,经济的,财务的,金融的常用短语1. financial aid 经济援助,资助2. financial statement 财务报告书,资产负债表secure sikju a. 无虑的,安心的,可怜的,安全的,可靠的,保险的vt. 固定,获得,保证,使安全词形变化比较级：securer, securest时态：secured, securing, secures名词：securer形容词：securable副词：securelysecurity sikjuriti 全性,防护物,保卫,可靠性,担保人,抵押品,保证金词形变化复数：securities常用短语1. social security 社会福利事业,社会保险制度2. government security 政府证券operate 1。to work in a particular way 运转；工作2To use or control a machine 操作 ：使运行3Operate on sb.给某人做手术In operation 工作中，使用中 有效 come into operation 开始工作；开始生效 put sth. Into operation 实施；使运转 perform an operation 做手术Operating system （计算机 ）操作系统 operating table手术台remote rimut a. 遥远的,僻远的;细微的,稀少的,漠然的remote control n. 遥控, 遥控装置, 遥控操作词形变化比较级：remoter, remotest名词：remoteness副词：remotelytherwise waiz ad. 另外,用别的方法;在其他方面;要不然,否则or otherwise 或其他情况；或相反donate v. give;contribute捐赠 赠送The manager donated large sums torelief organization 这个经理向救济组织捐赠了巨款。Donation n. 捐赠 donative 捐赠的；赠与的adj. donator n. 捐赠者；捐款人clinic klinik n. 诊所,临床教学参考例句The clinic was set afire. 诊所被人放火了