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课本单元讲解电子书重点单词(含课文音频):必修五Unit3(人教版)

作者:未知 时间:2020-03-11 阅读:( )

Unit3 Life in the future

 

Ⅰ. 常考单词必背

 

1.aspect  n.方面;层面

 

I shall limit myself to three aspects of the subject.

我将从三个方面来讨论这个问题。

 

2.impression n.[C]印象;感觉

 

I am going to do all I can to remove the unpleasant impression you have of me.

我打算尽最大努力去掉你对我不好的印象。

 

[快速闪记]

(1)have/leave/make a(n)...impression on sb 给某人留下……印象

(2)impress vt.①印;压印②留下极深的印象

impress sth on/upon sb/one's memory使某人铭记某事

impress sb with sth (某事)给某人留下印象

be impressed with/at/by...对……有深刻印象

(3)impressive  adj.给人深刻印象的;感人的;激动人心的

 

3.constant  adj.时常发生的;连续不断的

 

constantly adv.不断地

 

Teachers have to constantly update their knowledge in order to maintain their professional competence.

教师为了保持职业能力,必须不断更新知识。

 

4.previous  adj.在前的;早先的

 

He recalled exactly what Bob had told him the previous night.他清楚记得前一天晚上鲍勃告诉他的话。

 

[快速闪记]

in the previous chapter在上一章中

previous to在……之前

You must collect enough materials previous to your writing.你在写作之前必须收集好足够的材料。

 

5.guide  n.& vtn.[C]向导;导游;指南;手册 vt.……领路;带领;引导

 

A young lady guided us on a tour of the museum as our guide.一位年轻小姐作为导游带领我们参观了博物馆。

 

6.lack n.[U]缺乏;没有 vt.&  vi.缺乏;短少;没有

 

Lack of time prevented me from writing to you.

由于没有时间,我没能给你写信。

 

[快速闪记]

a lack of缺少

lack for (多用于否定句)缺

for/through lack of因为缺乏

be lacking in缺乏,不足

 

7.adjustment  n.[C] & [U]调整;调节

 

These animals made an adjustment to the new environment in a short time.

这些动物短时间内就适应了新环境。

 

 

[快速闪记]

adjust vt.①(使)适应;(使)校准;(使)调整②整理;使有条理

adjust(oneself) to (doing) sth (使某人)适应(做)某事

make an adjustment/adjustments to调整……(以适应……)

adjustable  adj.可调节的;可调整的

 

8.switch n.[C] ①开关;电闸②转换;改变;变化 vt.①转变;交换②开关(电器等设备)

 

She switched the conversation from one subject to another.她转变了话题。

 

[快速闪记]

switch off关上(电灯、电视等)

switch on打开(电灯、电视等)

switch to转换到 switch over转换频道;转变

make a switch进行改变

 

9.optimistic  adj.乐观的  pessimistic adj. 悲观的

 

10.instant  n.&  adj.瞬间;片刻;立即的;立刻的

 

Please go away in an instant.请立刻走开。

 

[快速闪记]

in an instant立即;马上

for an instant片刻,瞬间

the instant 一……就

instantly adv.即可,马上

 

Ⅱ. 高频短语必会

 

1.take up 拿起;开始;继续

2.be back on one's feet (困境后)恢复;完全复原

3.lose sight of看不见……

4.sweep up打扫;横扫

5.slide into(快捷而悄声地)移动;溜进

6.speed up加速

 

Ⅲ. 写作句式必学

 

1.Hit by a lack of fresh air,my head ached.

由于缺乏新鲜空气,我感动头疼。

 

2.Having said this,he spread some food on the table,and produced a bed from the floor.

说完这个,他把一些食物摆在桌子上,而且还从地板上弄出一张床来。

 

3.It'll make you feel much better.

它会让你感觉好许多。

 

4.At first my new surroundings were difficult to tolerate.

开始的时候,新的环境让我难以忍受。

 

 

Ⅳ. 核心单词集中串记

 

短文语法填空,然后背诵短文,熟记本单元的重点词汇。

 

An Air Crash

I was a previous typist in a post office.Because I couldn't tolerate typing any morepostage bills or postcodes on__1__ typewriter every day,I resigned.With a __2__(greed) motivation of making big money,I took up working as a businessrepresentative for the G.E Ecology Company,which produced goods by __3__(recycle) useful materials from our dustbins.My new job left me good __4__(impress) in many aspects except that the working timetable was full of traveling by jets.

Once,when__5__ (speed) up,our jet was swallowed by a thunderstorm,which destroyed our GPS receiver and made us lose sight of the directions.Aconstantly flashing light showed that our jet was in danger.A steward __6__(instant) asked us to put on masks and fasten the safety belts,and then pressed a button toswitch on the escaping capsule.It slid sideways __7__ of the opening at once and landed in a desert area safely.Lacking food and tablets,we were nervous anduncertain at first.But we all kept optimistic and made good __8__(adjust) to the situation.We swept up the surrounding mud to make our settlement and were back on our __9__ (foot) soon.Finally,__10__(guide) by the smoke of our crashing jet,some local citizens came by carriages and saved us.

 

参考答案

1.a 2.greedy 3.recycling 4.impressions  

5.speeding 6.instantly 7.out 8.adjustments  

9.feet 10.guided

 

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