外研版（2019）选择性必修第三册 Unit4 A glimpse of the future高频词汇课件（一）(共31张PPT)

(共31张PPT)
Unit 4
高频词汇学习(一)
设计说明
本课件依据新教材和新课标的要求，将中英文中思维差异大、高考出现频率高、词义较多、用法灵活的词汇进行了汇总和精讲。
特点创新趣味性导入、追本溯源记单词、多重维度复现单词、遗忘曲线精准练单词、深度学习记忆单词
模块每个词的呈现同中有异，包含导入、详情和练习三个主要模块。具体分为情境导入、词根溯源、语义网络图、精准释义、常见搭配、词块例句、高考链接、学后练习等方面
Unit4 高频词汇一览
assistant n.
victim n.
demand v.&n.
导入
详情
练习
精准释义
高考链接
词块例句
assistant
assistant n.
词汇拓展
administrative assistant
assistant [ s st nt] n.
导入
office assistant
精准释义
n. 助理;助手;助教(在国外留学的大学生，教授本国语)
adj.助理的;副的
记忆技巧：assist 帮助 + ant 表人 → 助手
The official title of the job is 'Administrative Assistant'. 这个职位的正式名称为“行政助理”。
My job is somewhere between a secretary and a personal assistant. 我的工作介于秘书和私人助理之间。
He worked as an assistant to one Mr Ming. 他给一位明先生当助手。
词块例句
记忆技巧：assist 帮助 + ant 表人 → 助手
assist vt.帮助；协助；援助
※assist sb. in/with sth. 在某方面帮助某人
assist (sb.) to do/in doing sth. 帮助(某人)做某事
※assistance n.帮助；援助
with the assistance of...在……的帮助下
come to sb.’s assistance帮助某人
词汇拓展
1. It's this strange form that makes race walking such an attractive activity, however, says Jaclyn Norberg, an assistant professor of exercise science at Salem State University in Salem, Mass.(高考 全国卷I 2020 阅读)
2. His presence meant that I had an unexpected teaching assistant in class whose creativity would infect (感染) other students.(高考 全国卷II 2016 阅读)
该词在历年高考真题中出现60次
高考链接
单据语法填空。
1. We’ll do all we can to assist you __________ (finish)this task.
我们会尽全力帮助你完成这项任务。
2. If you come across faults but you still want the bicycle，ask the shop
__________ (assist) to reduce the price.
如果你发现了毛病而且还想要这辆自行车，就要求商店售货员降价。
3. With the __________ (assist) of his brother，he sold one painting.
在哥哥的帮助下，他卖了一幅画。
练习
to finish
assistant
assistance
4. Hearing the news，all the friends came to assist him.
→Hearing the news，all the friends ____________________(assistance)
练习
came to his assistance
导入
详情
练习
精准释义
高考链接
词块例句
victim
victim n.
词源
victim of violence
victim [ v kt m] v. & n.
导入
burn victim
词源
victim 受害者
来自拉丁语victima,祭品，献祭的人或动物，来自PIE*weik,选择，选出祭品，牺牲，词源同Wicca,witch。由祭品引申词义受害者。
精准释义
n.受害者;罹难者;罹病者;牺牲品;受骗者;上当的人;为祭祀杀死的动物(或人);祭品;牺牲
fall victim to 成为…的牺牲品（或受害者)
become a victim to 成为…的牺牲品（或受害者)
One of the victims of the fire remains in a critical condition. 大火的一位受害者依然病情危急。
Women and children are feared to be among the victims. 大家担心受害者中有妇女儿童。
Two crash victims were admitted to the local hospital. 两位车祸受害者已送进当地医院。
词块例句
victim
1. The ability to accurately understand how others are feeling may be used by a doctor to find how best to help her patients, while a cheater might use it to control potential victims.(高考 全国新高考I卷 2021 阅读)
2. It prevents people who are cut off from society falling victim to cheaters.(高考 天津卷6月 2020 完型)
该词在历年高考真题中出现32次
高考链接
根据句意写出画线部分的汉语释义。
1. Over the years, Parisian cafes have fallen victim to changes in the French lifestyle - longer working hours, a fast food boom and a younger generation's desire to spend more time at home. __________
2. Unfortunately, we've all been victims of betrayal. __________、3. But there's a difference between being a victim and living with a "victim mentality". __________
练习
受害者
受害者牺牲品
受害者、以受害者的心态
导入
详情
练习
精准释义
词汇拓展
高考链接
词块例句
demand
demand v.&n.
词源
supply and demand 供应和需求
demand [d mɑ nd] v.&n.
导入
词源
demand 要求
de-, 向下，强调。-mand ,要求，命令，词源同command ,mandate. 即强烈要求。
精准释义
vt.（坚决）要求 to ask for sth firmly
vt. 需要 to need sth in order to be done successfully
n. [C] 要求 a strong request or order that must be obeyedvi. 逐步增加
n. [C] & [U] 需要；需求 the desire or need for sth / sb among a group of people
demand to do sth.要求做某事
demand sth.of/from sb.向某人要求某物
demand that...要求……(从句中的谓语动词用“should
动词原形”，should可省略)
Taylor was able to demand very high pay for her movies.
She demanded to see the manager.
Her teachers demanded that she wear longer skirts.
This work demands care and patience.
词块例句
demand
supply and demand供应和需求
in demand 非常需要的；受欢迎的
be in (great) demand (迫切)需求
on demand [正式用语] 一经要求
meet/satisfy one’s demand(s)满足某人的需求
Due to popular demand, a writing project will be started for eager beginners. 2014 湖南
In America the demand for oil has grown by 22 percent since 1990. 2018 浙江
词块例句
demand
While modeling business is by no means easy to get into, the good model will always be in demand.
First，science graduates are in greater demand than liberal arts ones in China.首先，在中国，对理科毕业生的需求比对文科生的更大。
词块例句
构词：de- (completely 完全) + mand (to order 命令) → 完全命令 → (坚决) 要求
记忆技巧：de 加强 + mand 命令 → 一再令人做 → 苛求
词汇拓展
demanding adj.
①（工作等）要求高的；费力的 needing a lot of effort, skill, care, etc.：
He decided to quit his highly-paid but demanding job recently.
Though the book is short, it is demanding. 2011 四川
②（人）要求严格的；苛求的 always wanting attention or expecting very high standards of people：
a demanding boss
词汇拓展
词汇拓展
demand vs require
demand to ask for sth very firmly 指强烈要求、坚决要求
She demanded an immediate explanation.
require (often passive) (rather formal) to make sb do or have sth, especially because it is necessary according to a law or set of rules or standards 指要求做（某事）、达到（某水平），尤指根据法规或规定
All candidates will be required to take a short test.
可以借助英语释义辨析。
1.Going to Mount Huangshan reminds me of the popular Beatles' song"The Long and Winding Road".(高考 全国新高考I卷 2021 语法填空)
2.It sometimes requires the reader to tolerate unpleasantness or annoyance—as, for example, when he reads of the threatening foreign situation, the mounting national debt, rising taxes, falling market, scarce housing, and cancer.(高考 江苏卷 2015 阅读)
该词在历年高考真题中出现12次
高考链接
一、根据所给汉语完成下列句子。
1. It has a built-in electric motor which can open or close the umbrella _____________（需要时）.（2013 山东
2. _______________________________________（应观众的强烈要求）, the play will be put on in the theatre twice a week.（2012 湖北）
3. The Harry Potter books are quite popular; they are _______________（大受欢迎）in this city.（2012 全国）
4. It is self-evident that we will never have enough resources to __________________（满足需求）.
练习
on demand
In response to the audience’s great demand
in great demand
meet the demand
二、翻译下列句子。
1. 如有任何需要，我很乐意帮忙。（2015 天津书面表达）
___________________________________________________
2. 在中国对理科毕业生的需求大于文科毕业生。（2012 安徽书面表达） ___________________________________________________
3. 这位老师要求学生们准时到校。
___________________________________________________
4. 法律规定必须系安全带。
___________________________________________________
练习
Science graduates are in greater demand than arts ones in China.
You are required by law to wear a seat belt.
The teacher demanded that the students (should) be on time to every class.
If there is any demand, I would be very happy to help.