外研版（2019） 选择性必修第二册 Unit 5 A delicate World Using language - Reflection 词汇课件-（28张ppt)

(共27张PPT)
版本：新外研
单元：选择性必修二 Unit 5 (Using language — Reflection)
单
词
课
堂
1. nutrient 拓展：nutrition
2. comparison 构词：compare — comparison
词块：make a comparison between sb / sth, by / in comparison (with)
3. visual vis- (to see 看) + -ual (形容词后缀)
同根词：visit, vision, revise
词块：visual effects
派生词：visually
4. herbal herb (n 药草) + -al (形容词后缀)
词块：Chinese herbal medicine
5. mysterious mystery (n 神秘) + -ous (形容词后缀)
6. status 词块：social status
本单元词汇梳理
7. criterion 复数：criteria
词块：satisfy / meet criteria
8. prosper 词族：prosper, prosperous, prosperity
9. rare 熟词生义“(肉) 半熟的、半生的”
派生词：rarely
10. biological biology (n 生物学) + -ical (形容词后缀)
词族：biology, biological, biologist
11. apparently apparent (adj 明显的) + -ly (副词后缀)
近义词：obviously, clearly 句子副词
12. variation vary (v 变化) + -ation (名词后缀)
词族：vary, various, variety, variation, varied
13. beehive bee (n 蜜蜂) + hive (n 蜂箱)
14. endangered en- (make 使) + danger (危险) + -ed
词族：danger, dangerous, endanger, endangered
词块：endangered species
15. elsewhere 合成词 else + where
16. invasion 构词：invade — invasion
17. coexist co (共同) + exist (v 存在)
词块：coexist with
18. secure se- (without 没有) + cure (to care 关心) → 不需要关心的 → 安心的、安全的；
形容词动词化：使安全
词块：a secure job / income
派生词：security
19. greeting greet (v 问候) + -ing
词块：exchange greetings
重难点词精讲
apparently
behalf
搭配义
句子副词
secure
一词多义
vis 词根
compare & comparison
一词多义
搭配义
comparison
【温故】compare v
vt 对比；比较 to examine people or things to see how they are similar and how they are different：
We often make decisions by comparing information.
① compare A to / with B 把A同B作比较：
I regularly compare what I think with what others have thought.
Michael’s new house is like a huge palace, compared to / with his old one.
② compare A and B 对比A和B：
It’s easier to compare British and American English now that we have the Internet.
comparison来自compare，学comparison之前需要先复习compare
vi 比得上；相比 to be similar to sb / sth else, either better or worse than sb / sth else：
Nothing can compare with a mother’s love.
This house doesn’t compare with our previous one.
vt 比喻；比拟：
compare A to B 把A比作B：
We compared the brave man to a lion.
Young people are often compared to the rising sun.
compare notes (with sb) (与某人) 交换意见：
I intended to compare notes with my friends on current affairs.
comparison n [C] & [U] 比较；比拟：
make a comparison between sb / sth
By / In comparison with last year, the price of beef has increased.
词族：compare, comparable, comparative, comparison
高考链接
根据所给汉语，用适当的词块完成句子。
_________________（代表）everyone here, I wish you a pleasant journey back to your country.
behalf
我代表在座的各位，祝你们回国旅途愉快。
On behalf of
behalf R1 n［用于以下惯用语］：
on behalf of sb / on sb’s behalf
代表：
I, on behalf of our class, welcome you warmly and sincerely.
为了某人；因为某人：
They write letters of recommendation on behalf of students.
Don’t worry on my behalf.
in behalf of sb / in sb’s behalf 为了某人；为了某人的利益：
We collect money in behalf of the homeless.
apparent R2 adj
明显的；显而易见的 (obvious)：
It soon became apparent to everyone that he couldn’t sing.
For no apparent reason, the train suddenly stopped.
［常用于名词前］表面上的：
He did well in his exams, despite his apparent lack of interest in his work.
apparently
构词：apparent (adj 明显的) + -ly (副词后缀)
apparently R3 adv［句子副词］看来（好像）；显然；据说：
I thought she had retired, but apparently she hasn’t.
I wasn’t there, but apparently the concert was amazing.
什么是句子副词？
句子副词修饰整个句子，通常表示说话人的态度或语气，这类副词通常置于句首，与句子的主要部分相对来说关系不十分紧密，因此常用逗号与它分开。英语中经常用句子副词来连接句子，反映说话人的看法或观点，使语义更丰富、顺畅。写作时可以有意识地使用句子副词，使表达更地道、自然。常见的句子副词有：(un)fortunately, hopefully, interestingly等。
安心的；有把握的：
She felt secure when she was with her family.
安全的 (safe)；稳妥的；可靠的：
a secure job / income
牢固的；坚固的；稳固的：
Check that all windows and doors are secure.
Keep your passport in a secure place.
secure adj
构词：se- (without 没有) + cure (to care 关心) → 不需要关心的 → 安心的；安全的
secure语义网络图
安心的secure
（基本义）
人对境况感到“安心的”
牢固的；坚固的；稳固的
事物处于固定状态让人感到“安心的”
境况让人感到“安心的”
安心的；有把握的
安全的；稳妥的；可靠的
使安全；保卫；获得：
Worrying about community safety, I prefer to secure my house with new technology.
使……固定：
He secured the rope firmly to the back of the car.
Next, cover the hole with the plastic sheet, securing the edges of the plastic with dirt and weighting the sheet’s down with a rock. 2017 全国
形容词动词化
secure vt
secure 动词释义来源于形容词，其词源义及基本义为 “to make safe”，即“使安全”。
【温故】security n 选必二 Unit 2
[U] 安全：
a sense of security
[U] 安全工作；保安措施：
security checks / cameras
You have to stay away from the painting for security reasons. 2012 重庆改
[U] 担保；保障；[U] & [C] 抵押品：
financial security
security blanket
se- (without 没有) + cur (to care 关心) + -ity (表示状态) → 不需要关心的状态 → 安全
词根 后缀 n / adj / v
vis （看 / 看见） -a: 名词后缀 visa
-ion: 行为的过程 vision
-ual: 与……有关的 visual
-ible: 能够……的 visible
-it: 反复 visit
vis 词根
根据所给词根和词缀的提示，写出下列句子中画线单词的汉语释义。
1. Thursday sees us make the short journey to Paris where we will visit Disneyland Paris park.（2018 全国） __________
2. She suffered temporary loss of vision after being struck on the head.
__________
3. The judges then vote on creativity, technical skills, and visual impact of the designs. __________
4. The objects around you are visible because they interact with light. __________
5. The officer insisted（坚持说）that Michael did not follow the correct procedure in applying for a visa. __________
6. I enjoyed sitting close to the windows and looking at the view.（2015 浙江）
__________
看得见的 / 可见的
签证
参观 / 游览
视力
视觉的
风景 / 景色
本单元金句汇总
1.Young people are often compared to the rising sun.
2. By / In comparison with last year, the price of beef has increased.
3. I, on behalf of our class, welcome you warmly and sincerely. 2014 天津书面表达
4. For no apparent reason, the train suddenly stopped.
5. She felt secure when she was with her family.
6. Worrying about community safety, I prefer to secure my house with new technology. 2013 广东
7. You have to stay away from the painting for security reasons. 2012 重庆改
随堂检测
一、在空白处填入一个适当的单词或括号内单词的正确形式。
1. A _____________ (compare) of this year’s figures (数据) with last year’s shows that the economy (经济) is improving.
2. It is said that about 20% of 25-34-year-olds live with their parents, _____________ (compare) with 16% in 1991. (2020 全国)
3. In the last paragraph, the Atlantic is compared _____________ a flesh (肉) and blood person.
compare & comparison
comparison
compared
to
二、根据所给汉语，用适当的词块完成下列句子。
1. _____________________ (与……相比较) Westerners, Easterners are likely to examine the eyes more attentively.
2. In New York, high school smoking hit a new low in the latest surveys — 13.8%, far below the national average. ______________ (相比之下), 26% of high school students smoke in Kentucky.
3. You can’t __________________ (作比较) between American and Chinese schools — they’re too different.
In / By comparison with
By comparison
make a comparison
behalf
根据所给汉语，完成句子。
1. Dear American guests, _________________（代表）our school, I would like to express our warm welcome to you.
2. I put up the proposal _____________________________（为了你的利益）.
3. I thanked my parents for all their self-sacrifice _________________（为了我）.
on behalf of
in your behalf / in behalf of you
on my behalf
apparently
一、在空白处括号内单词的正确形式。
“You have a wonderful daughter,” she said, __________ (apparent) in tears.（2015 重庆）
二、写出下列句子中画线部分的汉语释义。
1. The kids apparently know the truth.（2020 全国） __________
2. Apparently, he is weak, but he has hidden strength. __________
3. Apparently our competitor will launch their new product next month.
__________
4. It was apparent to all that he was guilty. __________
5. Emma suddenly blushed（脸红）for no apparent reason. __________
显然
apparently
表面上
据说
众所周知
不知什么原因
写出下列句子中画线部分的汉语释义。
1. Children need to feel secure in order to do well at school. _________
2. We want a secure future for our children. _________
3. She secured the rope firmly to the back of the car. _________
4. She has bought a bicycle and is worried about security. _________
5. It’s standard practice for a company like this one to employ a security
guard. _________
6. This insurance plan offers your family financial security in the event of
your death. _________
7. If it’s a choice between higher pay and job security, I’d prefer to keep my
job. __________
安全
保安
经济保障
secure & security
安心的
可靠的未来
拴牢
工作保障 / 工作稳定
谢
谢
观
赏