Unit3Lifeinthefuture词汇讲义.doc

Unit 3 Life in the future
词汇讲义
1．impression n. 印象；感想；印记
What were your first impressions of Beijing? 你对北京的第一印象如何？
The book left/made a deep impression on him. 这本书给他留下了深刻的印象。
What he said gave her a bad impression. 他的话给她留下了恶劣的印象。
思维拓展
have an impression of 对……有印象
be under the impression that 认为……；以为……
make an impression on 给……留下印象
impress vt. 使感动，使留下印象
impress sth. on/upon sb. 使某人铭记某事物
impress sb. with sth. 使某人铭记某事物
be impressed by/at/with 对……印象深刻
impressive adj. 给人深刻印象的
an impressive scene 难忘的场面
an impressive story感人的故事
即时演练
(1) The new teacher __________________ the students. (留下了一个好印象)
(2) I __________________ that I‘ve seen that man before. 我觉得我以前见过那个人。
(3) The robber __________________his feet in the mud. 强盗在烂泥里留下了他的脚印。
(4) The teacher ______ the importance of English ____ us.老师让我们铭记(向我们强调)英语的重要性。
(5) I was deeply__________________ his performance. 他的表演给我留下极深的印象。

2. take up拿起；接受；开始做(某项工作)；继续；占去(时间或空间)
I still cannot believe that I’m taking up the prize that I won last year.我现在仍然不能相信我是在接受去年获得的这个奖励。
If I didn’t take up the challenge，it would mean I failed.如果我不接受挑战，那就意味着我输了。When did you take up mountain climbing? 你什么时候喜欢上登山运动的？
思维拓展
take back收回
take down拆除；记下
take… for…认为，以为，误认，弄错
take off脱下；起飞；成功
take on雇用；呈现；接受
take out (带某人)出去
take over接管；接手；接任
take to喜欢上……，对……产生好感
即时演练
(1)She ______________(干起了工程设计)at the age of 22.
(2) I ______________ my sister. (被错认作)
(3) I ______________ what I said. (收回)

3. previous adj.以前的；早先的
Have you had previous career experience?你过去有过工作经验吗？
Previous to the conference we had discussed the matter among ourselves. 在会议之前，我们讨论了这个问题。
思维拓展
previous to...在……前；先于……(to为介词)
previously adv.先前地；以前地
即时演练
(1) No______ experience is necessary for this job. 这一工作无需相关的经验。
(2) ____________ this, she’d always been ill. 这以前，她身体一向不好。
(3)The world record was _____________ held by a Spanish athlete. 这项世界纪录以前是由一位西班牙运动员保持的。

4. guide n．向导，指南，指导，导游，有指导意义的事物 vt.指导，管理，带领
I know the place well, so let me be your guide. 我熟悉那地方，因此让我来当你们的向导。
If you haven’t a compass, use the stars to guide you. 倘若没有指南针，你可利用星星引路。
I guided him to his chair. 我把他领到他的座位上去。
思维拓展
a guide to... ……的指南
guide post路标
guide sb. through/across带领某人穿越……
即时演练
(1) Teachers should ______ the students ______ their studies.教师应当指导学生们进行学习。
(2) He ______ the man through the streets to the railway station.他带这个人穿过街道到达火车站。
(3) I don’t know. You may look in the TV ______. 我不知道，你可以看看《电视报》。
(4) It’s an important ____________ the study of science. 这是学习科学的重要指南。

5. surrounding adj. 周围的 n. 环境, 周围的事物（常用复数）
The surrounding villages have been absorbed by/into the growing city. 周围的村庄已经并入了那不断扩展的城市。
Gradually the surrounding farmland turned residential. 周围的农田渐渐变成了住宅区。
At first my new surroundings were difficult to tolerate. 开始的时候，新的环境让我难以忍受。
思维拓展
surround vt. 包围
be surrounded by/with… 被……包围
surroundings指一个地方或一个人周围的具体东西；environment指周围的一切，尤指环境对人心情及发展的影响。
Eg. He grows up in beautiful surroundings.
He grows up in a happy environment.
即时演练
(1) The lake____________ trees. 湖边树木环绕。
(2) The teacher sat on the grass, ____________(四周围着他的学生).

6. lack n. 缺乏；没有；缺少的东西； vi. 缺乏；缺少；没有
Hit by a lack of fresh air，my head ached.由于缺乏新鲜空气，我感到头痛。
I can’t buy the bike because of my lack of money. 我因为缺钱而不能买那辆自行车。
A lack of food caused her to grow weak. 缺少食物导致她长得很弱。
We still lack the necessary information. 我们仍缺少必要的信息。
思维拓展
lack作名词时常与介词of连用；作动词时常与介词for或in连用。
lack (for) sth.缺少……
be lacking in sth.缺少……
for/by/from/through lack of因缺乏……，因没有……
(a) lack of...……方面的缺乏
have no lack of不缺乏……
即时演练
(1)He was acquitted(无罪释放) for______________ (因证据不足)．
(2)He ______________ (不够负责)．

7. press v. 挤；压；逼迫；n. 按；压；印刷；新闻
He pressed the doorbell but nobody answered. 他按了按门铃，但是没人开门。
He pressed his way through the crowd and bought the gift. 他挤过人群买了这份礼物。
As we all know，the power of the press is great. 众所周知，新闻界的力量非常大。

思维拓展
be pressed逼迫；拮据
be pressed for time/money缺少时间/金钱
press on/upon努力继续或前进
即时演练
(1) She ______________ to start the engine. 她按按钮来发动引擎。
(2) I wish he’d stop trying to ______________ (把他的观点强加给学生)

8．lose sight of… 看不见……
I saw her for a moment but then lost sight of her in the crowd. 我看了她一会儿，然后她就消失在人群了。
He lost his sight in an accident. 他在一起事故中丧失了视力。
思维拓展
sight n．视力；视觉；前景；风景，指“名胜”时常用复数形式，常与the连用。“看……名胜”常用see the sights或do the sights.
at first sight乍一看
at the sight of...在看到……时
catch sight of...望见，看到……
in/within sight在视线内，可以被看见
in sight of...可以看见……
out of sight看不见了，不被人看见
lose one’s sight失明
lose sight of看不到
come into sight进入视野内，映入眼帘
go out of sight从视野中消失，变得看不见
即时演练
(1)Many people come to______________ (看风景名胜)．
(2)They fell in love with each other______________ (一见钟情)．
(3) I ______________ in the crowd. (看不见他)
(4) She let out a cry ______________.(一见到蛇)

9．sweep up打扫，横扫
He was swept up into the center of them.他被卷入到这群车队中去了。
I’m going to sweep up.我要去打扫卫生。
Would you sweep up the broken glass? 你把这些碎玻璃清扫干净行吗？
思维拓展
sweep aside用力把……推到一边；对……置之不理
sweep away扫走；刮走；冲走
sweep down冲下
sweep off扫去；大量清除
sweep over扫过；席卷
即时演练
(1)Many people died when ______________(洪水冲毁他们的家园).
许多人在时丧生。
(2) __________________________.她突然感到一阵倦意。
(3) He______________. 他全然不顾她的反对意见。

10. switch n.开关；转换； v.转换
There is a switch on the wall for turning on the lights. 墙上有一个开电灯的开关。
He switched the conversation from one subject to another. 他转变话题。
思维拓展
switch around(使)经常更换工作；使变换位置
switch from (to)变换；转移
switch to转(换)到
switch off切断(电流)；不收听(某一广播)；不关注
switch on 接上(电流)；收听；(使)兴致勃勃
即时演练
(1) Please _____________ (关掉)your mobile phone.
(2) I used to cook on electricity，but I’ve _____________ (换成天然气了)．
(3) Don’t_____________ (开电视)．