外研版（2019）选择性必修第一册 Unit4 Meeting the muse Using language and Presenting ideas 词汇精讲课堂课件(共27张PPT)

(共27张PPT)
词
汇
课
堂
版本：新外研
单元：选择性必修一 Unit 4 (Using language — Presenting ideas)
本单元词汇梳理
1. abstract abs- (= ab-, away 离开) + tract (to draw 抽、拉) → 拉出；抽出 → 摘要；词块：an abstract idea / concept
2. awe-inspiring 合成词：awe (敬畏) + inspiring (激励的)
3. installation install (安装) + -ation (名词后缀)
4. wire 名词动词化；词块：wire fence
派生词：wired, wiring, wireless
5. cable 词块：a cable car
6. innovative in- (into 入) + nov (new 新的) + -ative (形容词后缀) → 创新的；革新的
7. trend 词源：来自古英语 trendan (滚动、转动)，原指河流或海湾的拐弯，后引申词义趋势、潮流。
词块：a trend toward(s), follow the trend
8. contrast contra (against 相对) + -st (to stand 站) → 相对站立进行比较 → 对比
词块：by / in contrast, in contrast with / to, make a contrast with, contrast between … and …
compare & contrast 辨析
9. Greek Greek → Greece
10. literally literal (字面意义的) + -ly (副词后缀) → 字面上 → 真正地；简直 (表示加强语气)
11. technician techn- (skill 技术) + -ian (名词后缀，表示“从事……的人”)
12. animation anima (life 生命，活力) + -tion (名词后缀) → 使电影里的人物有生命、活力 → 动画制作
13. distinct dis- (apart 分开) + stinct (prick, stick 刺) → 以刺为记号区分的 → 截然不同的
加词块：be distinct from
派生词：distinction
14. innovation in- (into 入) + nov (new 新的) + -ation (表示结果) → (引入) 新的思想、方法 → 创造 / 创新 / 革新
重难点词精讲
英语释义
distinct
contrast
搭配义
innovative & innovation
trend
wire
词族
一词多义
词根
wire
a wireless router
无线路由器
wire (线) + -less
wire
■ n [C] & [U] 金属丝 / 线；电线；电话线：
a wire fence
electricity wires
a telephone wire
wire
■ vt 给……接上电线 / 接通电源；将……连接到：
The washing machine wasn’t working because it hadn’t been wired (up) properly.
She was wired (up) to a heart monitor.
【词汇拓展】
wired adj 联网的；极其兴奋的
wiring n [U] 电线线路；线路系统
wireless adj 无线的：
a wireless router
同族词：wire, wired, wiring, wireless
trend
不要随波逐流，要跟随自己的内心。
trend
n [C]
趋向；趋势：
the general trend of history
There has been a recent trend in the food service
industry toward lower fat content and less salt.
2017 全国
潮流：
follow the latest world trend
词源解读：来自古英语 trendan (滚动、转动)，原指河流或海湾的拐弯，后引申词义趋势、潮流。
时尚的“趋势”
contrast 词源解读
contra- (against 相对) + -st (to stand 站) → 相对站立进行比较 → 对比
contrast
■ vt & vi （使）形成对照；（使）形成对比：
In his book, the writer contrasts good with evil.
His actions contrast sharply with his promises.
■ n [C] & [U] 差异；对比；对照：
the economic and social contrasts between the poor and the rich
by / in contrast 相比之下：
By contrast, Mrs Young was much more outsopken.
in contrast with / to 与……对比；与……相反：
In contrast to his wife, Bush has little appetite for foreign travel.
make a contrast with 与……形成对比：
The white walls make a contrast with the black carpet.
辨
析
compare: 侧重比较两个或更多东西的异同优劣，强调相同或类似之处，实际为求同而比较。
Shakespeare compared the world to stage.
contrast: 侧重比较两个或更多东西之间的差异，强调不同点。实际为求异之对比。
In contrast, the lives of children in well-to-do families were often very sheltered.
distinct
看图猜词
distinct adj 明显不同的；截然不同的
distinct adj
明显不同的；截然不同的 clearly different or of a different kind：
In Beijing, the four seasons are all very distinct.
The African elephant is divided into two distinct species. 2011 湖南
The two flowers are quite distinct from one another, so it is easy to make a distinction between them.
明显的；清楚的 easily or clearly seen, heard, smelled, etc.：
distinct writing
词源解读：dis- (apart 分开) + stinct (prick, stick 刺) → 以刺为记号区分的 → 截然不同的
【词汇拓展】distinction
n
[C] & [U] 区别；差别；不同：
We should draw / make a distinction between right and wrong.
［常用单数］特点；特性：
the chief distinction of Chinese poetry
dis- 前缀
写出下列单词的汉语释义，并将其按 dis- 的含义归类。
1. dishonest __________________ 2. display _______________
3. dislike (v) __________________ 4. discover ____________
5. disability ___________________ 6. disappear ____________
7. distinguish __________________ 8. distance ____________
9. dis- 表示“相反或否定”：
_______________________________________________________
10. dis- 表示“分开”“分离”：____________________________
不诚实的
展出；展示
不喜欢
发现
残疾；障碍
消失
区别；辨认；使有别于
距离
dishonest, dislike, discover, disability, disappear
display, distinguish, distance
根据所给词根提示，写出下列句子中画线词的汉语释义。
1. If you pay in cash, you can get a ten percent discount.（2011 湖南）
____________
2. People should not do things which will disturb their neighbours unnecessarily.（2014 湖南） ____________
3. John was dismissed last week because of his casual attitude towards his job. ____________
4. Mum was taking the food to the refugee（难民）camp, in which she distributed it to children.（2016 上海改） ____________
5. I spent eight to ten hours a day with Joe in the hospital, doing anything and everything I could to ease his discomfort.（2015 浙江） ____________
dis- 前缀
折扣
打扰
解雇
分配
不适
miss 送、投 count 数 tribut 赠予 fort 强壮 turb 搅动
innovative & innovation
innovate vi & vt 创新；革新：
We must constantly adapt and innovate to ensure success in a growing market.
innovative adj 革新的；创新的：
an innovative approach to language teaching
innovation n [C] 新观念 / 方法；[U] 创新；革新：
technological innovation
the latest innovations in computer technology
innovate + -ive
innovate + -ion
innovate词源解读：in- (into 入) + nov (new 新的) + -ate (动词后缀) → (引入) 新的思想、方法 → 创造 / 创新 / 革新
词根 前缀 / 后缀 单词 派生词
nov- in-（向里）； -ate（使成为） innovate v 创新 innovative adj 创新的
innovation n 新观念
innovator n 创新者
-el （人或物） novel adj & n 新颖的 / 小说 novelty n 新颖；
novelist n 小说家
re- （再）； -ate （使成为） renovate v 翻新 renovation n 翻新
词根nov-
词根 nov- 意为“新的 (new)”，由该词根构成的词大多含有此意。
本单元金句汇总
1. There has been a recent trend in the food service industry toward lower fat content and less salt.
2. His actions contrast sharply with his promises.
3. In Beijing, the four seasons are all very distinct.
4. We should draw / make a distinction between right and wrong.
随堂检测
wire
一、写出下列句子中画线部分的汉语释义。
1. To keep out rabbits, a wire fence has to be only about a half-meter high.
___________
2. Drill（钻）a hole through the back of the cupboard and pass the wires through.
___________
3. As soon as the equipment is wired up, you can use it. ___________
二、在空白处填入单词wire的正确形式。
1. Faulty _________ is the major cause of house fires.
2. Each of the homes has a security system and is _________ for cable television.
3. The group is working to promote the adoption of broadband _________ access over long distances.
铁丝网 / 铁丝栅栏
电线
接通电源
wiring
wired
wireless
trend
一、写出下列句子中画线部分的汉语释义。
1. The trend at the moment is towards a more natural and less made-up look.
___________
2. In southern Spain the sudden increase of greenhouses has changed the warming trend locally.（2017 江苏改） ___________
二、根据所给词块及提示，将下列句子译成英语。
1. 为了保护地球，我们必须引领潮流关注环境。(set the trend of doing sth)
_________________________________________________________________
2. 高校有时会改变教育策略，顺应发展趋势。(follow the trend)
_________________________________________________________________
_________________________________________________________________
趋势
潮流
To protect the planet / earth, we must set the trend of caring for the environment.
The universities sometimes change educational strategies and follow the trend of the development.
contrast
在空白处填入1个适当的单词。
1. ___________ contrast, there are some people who actually enjoy work. (2015 浙江)
2. In contrast ___________ your belief that we will fail, I am confident that we will succeed.
3. The yellow curtains contrast ___________ the blue bedcover.
4. The old building made ___________ contrast to the modern girls of today.
5. We should recall the misery of the past and contrast it ___________ the happiness of today.
By / In
with / to
with
a
with
distinct
写出下列句子中画线部分的汉语释义。
1. When I first came to America, I noticed that a public building had two different doors and they had distinct functions.（2010 广东） __________
2. The girl’s voice was quiet but every word was distinct. __________
3. The new evidence makes it very clear that these people are a new species, distinct from modern humans.（2008 上海） __________
截然 / 明显不同的
清晰的
截然 / 明显不同的
innovative & innovation
一、写出下列句子中画线部分的汉语释义。
1. The online classroom provides an innovative learning environment. ________
2. What sets Rice apart from most engineers is his constant（持续的）desire to innovate and experiment. __________
二、在空白处填入单词innovate的正确形式。
1. He is an __________ in this field.
2. There will be a price for the most __________ design.
3. We must promote originality, inspire creativity and encourage __________.
创新
新颖的
innovator
innovative
innovation
谢
谢
观
赏