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1、U3 重点词汇讲解一、重点词汇列表动词preserve, empty, disturb, result, examine, compare, express, organize, base, survive, pick, prove, manage名词explorer, sail, discovery, secretary, coincidence, captain, warning, astronaut, pilot, position, quality形容词adventurous, curious, present, scientific, certain重点词组set sail(for)
2、, as well as, right away, pay off, a great deal of, shortly after, have something to do with, live on, result in, make a contribution to, look up to sb, live ones dream, notbut二、精选词汇讲解1. curious (1) curious adj. 好奇的；求知欲强的； 奇特的be curious about 对好奇的； be curious to do sth. 对做感到好奇Curious, we looked arou
3、nd for other guests. 我们好奇地四处寻找着其他客人。He spoke slowly, in a curious manner. 他以一种奇特的方式缓慢地说着。(2) curiously adv. 好奇地；稀奇古怪地 Philip looked curiously at the people. 他好奇地看着人们。(3) curiosity n. u.好奇感 in/ with curiosity 好奇地（相当于curiously）； out of/ from curiosity 出于好奇心 Philip looked at the people in/with curiosit
4、y. 他好奇地看着人们。 He kept asking me numerous questions about it out of / from curiosity. 出于好奇，对那件事他问了我许多问题。(4) curiosity n. C.希奇的事；珍品 These antiques are curiosities. 这些古董是希世珍品。This red and yellow striped seashell is quite a curiosity. 这个红黄相间的贝壳是件珍品。2. discovery(1) discovery n.c. 发现 Scientists made a lot
5、of amazing scientific discoveries in the twentieth century. 科学家们在二十世纪作出了许多惊人的科学发现。She was shocked at the discovery that he was a thief. 她震惊地发现他原来是个贼。(2) discover vt. 发现(发现世界上原本就存在的事物)区别：invent vt. 发明 （发明世界上原本不存在的事物） Christopher Columbus discovered America in 1492. 克里斯托弗哥伦布于1492年发现了美洲大陆。Alexander inv
6、ented the telephone. 亚历山大发明了电话。(3) discoverer n. c. 发现者It was Madame Curie who/ that first discovered radium. 是居里夫人首先发现了镭元素。Madame Curie is well known as the discoverer of radium. 居里夫人作为镭元素的发现者而出名。 3. as well as (1) as well as 同样；也；以及（用于连接两个并列的成分；相当与not only but also 但as well as强调的是它前面的内容， 而not only
7、 but also强调的是but also部分的内容。当as well as 用来连接两个并列的主语时，句中谓语动词的形式必须与第一个主语一致。）John can speak Chinese as well as French. 约翰不仅能讲法语而且能讲中文。Its important for you as well as for me. 这不仅对我而且对你也很重要。Lily as well as her classmates was in deep sorrow at the death of their principal. 得知校长的死讯Lily和她的同学们一样沉浸在极大的悲痛中。（as
8、 well as连接两个并列的主语。此句谓语动词用单数was, 同第一个主语Lily一致）。(2) as well同样；也（相当于副词too）Im going to London and my sister is coming as well/too. 我将去伦敦，我的妹妹也要去。She can ride a horse and swim; she can shoot as well/ too. 她会骑马和游泳，她也会射击。4. present(1) present adj. 出席的，在场的 ；现在的，现存的 be present at出席/ 在场 people present 在场的人们 (
9、present指“出席的或在场的”意思作定语时，常作后置定语) How many people were present at the meeting？ 有多少人出席了那次会议？He was pleased at seeing so many people present. 他很高兴地看到那么多人在场。(2) present n. 礼物 (相当于gift)；birthday presents(3) present n. 现在，目前 at present 目前 At present we are living in Richmond. 目前我们住在里士满。(4) present vt. 呈现；递
10、交；赠送 present sth. to sb. 把某物递交给某人（ 也可以用present sb. with sth. 来表示）They presented flowers to their teacher. 他们把花送给了老师。He presented her with a bunch of flowers. 他送了她一束花。The latest development presents a problem. 最近的发展呈现出一个问题。 5. result (1) result vi. 结果，导致 result in/ lead to导致； result from 由而引起/产生；起因于
11、His carelessness resulted in/ led to the traffic accident. 她的粗心导致了那次交通事故。The traffic accident resulted from his carelessness. 那次交通事故是由于他的粗心引起的。(2) result n. c/ u 结果；效果 the results of a competition 竞赛的结果; work without much result 没有效果的工作as a result 因此, 结果； as a result of 作为的结果；由于As a result, they sav
12、ed 90% of the trees in the forest.结果他们拯救了这森林里90%的树木。The traffic accident happened as a result of his carelessness. 那事故的发生是由他的粗心引发的。6. certain (1) certain adj. 确定的, 肯定的 (近义词：sure ) be certain about/ of/ be sure about/ of 确信某事；对某事有把握 be certain/sure to do 务必会做；一定会做 You must be certain/ sure of / about
13、 the facts. 你必须对这些事实很确信。He is certain/sure to return. 他肯定会回来的。Youre pretty certain to be seen by someone who knows you. 你肯定会被某个熟人看到的。(2) be certain/ sure + that. 相信; make certain/ sure that 确保/确信 (that 部分是宾语从句)We are certain/ sure that he will get over his illness. 我们肯定他会康复的。I was not certain/sure w
14、hether he would come. 我不能确信他是否会来。I stayed long enough to make certain/sure that the house was absolutely empty. 我在那呆得久一些以确保那房子确实是空的。(3) Its certain that 是肯定的(在此句型中不能说：Its sure that ) for certain / for sure肯定地 Its certain that he will win the election. 他肯定会赢得这次大选。I cannot say for certain/sure when he
15、 will arrive. 我不能肯定地说他何时能到达。7. pay off(1) 成功，带来好结果; 是值得的，没有白费 All my years of training as an explorer have finally paid off. 那为成为探险家训练多年所付出汗水最后终于得到了好结果。His hard work paid off when he got the promotion. 当他得到晋升时他所有的辛劳都得到了回报。(2) pay off ones debt(s) 还清债务I will pay off my debt with this check. 我将用这张支票偿还债务。8. compare (1) compare vt./vi. 比较 compare with. 与相比, 比得上 Does his latest book compare with his first? 他最近出版的书能同他最早的书相比吗？(2) compare A with B 把A 同 B 作比较 Compare this with that, and you will see which is the better. 把这同那个比较一下，你就会看出哪
