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1、Unit 3 Under the sea,Words and expressions,1.witness n.目击者；证人；证据vt.目击；亲眼见到；作证 1）give witness to.为作证 2) be （a） witness to sth.是的目击者 3）witness to sth./doing sth.作证证明某事/做某事,The police havent found the witness to the murder case. He gave witness on behalf of an accused person. The year 2013 witnessed/sa
2、w/found Yaan earthquake. I witnessed to having seen my grandpa die.,【链接训练】 The police found a witness_ the traffic accident and asked her to _ witness. A. to; give B. of, give a C. to; give a D. of, give 【答案】A The accident made a deep impression on me, because I _ it with my own eyes. witnessed B. r
3、eflected C. predicted D. recalled 【答案】A,2.flee fled fled vi.& vt.逃走；逃离；逃避 flee sp （to） = flee from sp (to) 从某地方逃离(到） All the animals fled from the fire. When the fire alarm started，you should fled to places of safety.,同类辨析 flee，escape 与 run away 三个词都有“逃跑”的意思，但有所侧重。 （1）flee 强调逃跑的仓促和急速 （2）escape 强调逃离逮
4、捕或阻拦（跑掉了） （3）run away 不辞而别，离开 During the civil war thousands of people _ the country. They _ from the local people at last. He _from his home when he was very young.,escaped,fled,ran from,【链接训练】 He _ that country for political reasons; however, the plane crashed on the way. Escaped B. fled C. ran aw
5、ay D. flee from 【答案】B,3. urge vt.催促；极力主张；驱策 1）urge sb. to do sth. = urge sb.into doing催促；力劝；怂恿某人做某事 2) urge sb./sth. on鼓励，激励，为加油 3) urge that sb/sth (should) do强烈要求，极力主张 = It is urged that sb/sth (should) do,4) urgent adj.紧急的；迫切的；非常重要的,urgency n.紧急；迫切,The boys urged him to swim in the pond and unfor
6、tunately he drowned. Urged on by fans, Jay sang another song. I urge that you (should) read the report carefully. The education system is in urgent need of reform.,【链接训练】 They urged that measures_ immediately to protect the endangered animals. A. should take B. must be taken C. would take D. be take
7、n 【答案】D,4.abandon vt.遗弃；抛弃（某人）；中止；使放纵，使听任 n.放任；放纵 1）abandon (doing) sth 放弃(做）某事 2）abandon oneself to （doing）sth纵情于，沉溺于 = be addicted to doing 3）with abandon放纵地，放任地,Those who abandoned their wives and children will be sorry some day. I dont hope that some of you will abandoned yourselves to playing g
8、ames.,【链接训练】 They are preparing themselves for a new life in London, but they dont want to _ their old life entirely. A. abandon B. release C. ablolishD. adopt 【答案】A The search had to be _ due to lots of bad influences. replaced B. abandoned C. accused D. equipped 【答案】B,同类辨析 abandon, desert, give up
9、与quit （1）abandon指完全、最终和永久的放弃。 （2）desert强调故意逃避应尽的义务和职责，违背誓言，含有非难或指责之意。 （3）give up口语，没有希望或外界压力而放弃 （4）quit指停止或放弃信仰、行动、工作等,5. target n. 目标；靶 v. 把作为目标 target at/on sb/sth 以为目标 make a target for attack 成为众矢之的 Iphone is clearly targeted at/on the young. Beautiful girls are always the target of criticism.,T
10、hough he is really good at shooting, he missed the _ several times in the Olympic games. A. chance B. purpose C. target D. control 【答案】C,6 .reflect vt.映射；反射vi.&vt.思考，反省，深思 （1）reflect sb./sth.in.在里映射出某人/物的影像；通过来表达/表明 be reflected in sth.倒映在，在中看到 reflect on/upon/over sth.认真思考某事，沉思某事 （2）reflection n.反射
11、；映像；反映；深思；考虑 be lost in reflection陷入沉思中,The little girl looked at her face reflected in the river. John reflected long over/on/upon Marys proposal.,【链接训练】 Just as the clothes a person wears, the food he eats and the friends with whom he spends his time, his house _his personality. A.resembles B.stre
12、ngthens C.reflects D.shapes 【答案】C The likely reaction of the market would need to be _we acted. considered on B. based on C. Relied on D. reflected on 【答案】D,7. aware adj.意识到的；知道的 （1）be/become aware of意识到 make sb.aware of.使某人意识到 （2）unaware adj. 没有想到的，没意识到的 awareness n.意识，觉悟；懂事，明智 develop an awareness
13、 of.逐渐懂得 lack of awareness缺乏认识,She was aware of the fact，but she could not face it yet. She became aware that something had been stolen. It is important that the students develop an awareness of how the Internet can be used.,同类辨析 aware与conscious （1）二者都可表示“意识到的”，都常与of连用，且其后都可接由that或how引导的从句。 （2）aware
14、意识到外界事物；而conscious意识到自身的感觉或情况 （3）作“意识到的”讲时，aware只能用作表语，而conscious既可用作表语，也可用作定语。,注意 当aware用于否定句时，后可接由疑问词引导的从句，这时of可省略。 You are not aware (of) how worried I felt about your safety.,【链接训练】 Most parents are not_the danger of their babies eating jelly,which causes most unfortunate incidents to happen. A.
15、well aware to B.very aware of C.aware that D.well aware of 【答案】D Only then did he_the effects of his action. Aware B. aware of C. become aware of D. become aware 【答案】D,8 .scare v. 恐吓；受惊吓；害怕n. 惊吓，惊慌，恐惧 （1）scare sb./sth.away/off 把某人/某物吓跑/吓退 scare sb.into/out of （doing） sth.威胁/恐吓某人（不敢）做某事 scare sb.to d
16、eath把某人吓得要死 （2）scared adj. 害怕的；担心的；恐惧的 be scared of sb./sth.害怕某人/某物 be scared to do sth.害怕、恐惧做某事,The scarecrow in the field are used to scare the birds away. They scared the little boy into stealing foods in the supermarket.,【链接训练】 _,people were_of the bird flu. A.At a time; scaring B.At one time; scared C.At a t
