外研版（2019） 选择性必修第二册 Unit 2 Improving Yourself Starting out and Understanding ideas 课件-（27张）

(共27张PPT)
版本：新外研
单元：选择性必修二 Unit 2 (Starting out — Understanding ideas)
单
词
课
堂
1. security secure (选必二 Unit 5) → security
se- (without 没有) + cur (to care 关心) + -ity (表示状态)
→ 不需要关心的状态 → 安全
词块：a sense of security, security checks / guards
2. fundraising 合成词：fund + raise + -ing
3. switch 词块：switch off / on, switch sth from ... to, switch sth with sb
4. motivate mot (to move 移动) + -ive (名词后缀) + -ate (动词后缀：使) → 使移动、有动机 → 激励
同根词：promote, emotion, remote；词块：motivate sb to do sth；词族：motive, motivate, motivated, motivation
5. occupy oc- (over 整个) + cup (grasp, seize 抓住) + -y → 整个抓住 → 占用；一词多义：基本义：占用
词族：occupy, occupied, occupation
本单元词汇梳理
6. profile pro- (forth 向前) + fil (draw out a line 画出线条) + -e → 向前画出人或物的线条 → “侧面”“轮廓”
7. distract dis- (away 分离、分开) + tract (to draw 拉) → 拉开 → 拉开人的注意力 → 分散 (注意力)；使分心
词块：distract sb / sth from sth；同根词：attract, contract
派生词：distracted, distraction
8. constantly constant (连续不断的) + -ly
9. towel 词块：throw in the towel
10. access 英语释义：the opportunity or right to use sth or to see sb / sth
词块：have (easy / no) access to, Internet access
名词动词化：access the Internet
派生词：accessible
11. rely 词块：rely on / upon (sb / sth to do sth)
switch
重难点词精讲
occupy
精准的汉语释义
一词多义
一词多义
access
搭配义
rely
motivate
英语释义
一词多义
security
security
看图
猜词
安检
security check
保安人员
security guard
security n
[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
se- (without 没有) + cur (to care 关心) + -ity (表示状态) → 不需要关心的状态 → 安全
开灯、关灯你会表达吗？
开灯 __________________ the light
关灯 __________________ the light
turn on / switch on
turn off / switch off
开、关电视如何表达？
开电视 __________________ the TV
关电视 __________________ the TV
turn on / switch on
turn off / switch off
词汇科普：早期的电器的开关钮其实是旋转开关 ,多用turn,而现在旋转的已经不多，多用平面开关，多用switch。
switch
switch
n [C]
开关；电闸：
turn on / off the light switch
骤变；突变
vt & vi
改变；转变 to change from one thing to another：
He switched the conversation from one subject to another.
We’d take the train into the city center, then switch to the tram.
强调“变”，重在change，常和from，to 搭配
语义
由具体到抽象
语用：名词动化
交换；调换 to exchange one thing with another：
We asked them if they would switch places with us.
掌握精准的汉语释义可以减少英语学习中的困扰
强调“换”，重在exchange，常和with搭配
switch on 打开（电灯、电视等）(turn on)：
I hear that song whenever I switch on the radio.
switch over 改变；转换：
We’ve switched over to telephone banking.
switch 短语
switch off 关上（电灯、电视等）(turn off) ；[非正式用语] 不听；不理睬：
Please switch off the TV when you go to bed.
Thankfully, I’ve learned to switch off and let it over my head.
同义异构：turn off
同义异构：turn on
switch语义网络图
开关switch
(基本义)
骤变；突变
改变；转变
v 扳动开关
n 开关
由开到关，由关到开，状态瞬间发生彻底改变
由具象到抽象
强调“变”
强调“换”
交换；调换
名词动词化
motivate
同义异构：encourage / inspire
motivate词源解读
mot (to move 移动) + -ive (名词后缀) + -ate (动词后缀：使) → 使移动、有动机 → 激励
motivate vt 使有动力；激发；激励：
Researchers have identified several factors that motivate people to get involved in voluntary work. 2015 江苏改
While some people are motivated by a need for success, others are motivated by a fear of failure. 2016 江苏
motivated adj 积极的；主动的：
After every run I feel fitter, happier and more motivated to keep progressing. 2011 湖南改
同义异构：encourage / inspire
同义异构：encouraged / inspired
motivation
[U] 积极性；动力 the enthusiasm for doing sth：
These methods can help improve / increase students’ motivation and interest.
[C] 动机；诱因 the need or reason for doing sth：
Escape can be a strong motivation for travel.
【拓展词汇】
释义的重点是enthusiasm， 为不可数名词，“做事情的兴趣或热情”，即“积极性”
释义的重点是reason，是可数名词，“做事情的缘由”，即“动机”
mot词根
词根 词缀 单词 派生词
mot （move _________） -tion motion motionless
pro（向前） ___________ promotion
-ive motive （n 动机） ___________ (v)
___________ (n)
motivated
re- remote /
e- (外 out); -ion emotion emotional
B. 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. She’s got some funny ideas about how to motivate students to study hard. _________
2. All our projects aim to promote the development of poor and remote communities.（2019 北京） _________ _________
激励
促进
A. 完成表格。
动；移动
promote
motivate
motivation
偏远的
occupy
“occupied”是不能进入，表示“被占用”。 “vacant”表示空的，未被占用的。所以看到“vacant”表示这个地方没有被占用，可以随意进出。
在国外的厕所门外，你有可能会碰到一个特别有趣的词叫做occupied，不懂的话可能就会闹出笑话啦。
要认识occupied，首先要认识occupy。其实，这里occupy是占用的意思，那occupied就表示卫生间被占用了，也就是说，现在这个厕所是有人在使用，你无法进去。所以在国外上厕所，看到“occupied”可千万别进去，否则就太尴尬了！
occupy
oc- (over 整个) + cup (grasp, seize 抓住) + -y → 整个抓住 → 占用
占领；占据：
During the war, Germany occupied many countries, including France.
占用 / 占去（时间、空间）(take up)：
His speech occupied only three minutes.
The bed seemed to occupy most of the room.
使忙碌：
His work occupies him for the whole day.
occupy vt
occupied adj
（地方）被占领的；被侵占的 反 unoccupied
[不用于名词前] 被占用的；有人使用的：
Sorry, this seat is occupied.
[不用于名词前] 忙于……的：
You can imagine how fully occupied I became, raising four boys under the age of 8! 2011 天津
be occupied with (doing) sth / (in) doing sth:
I have been so occupied with work that I haven’t had time for social activities.
He’s fully occupied looking after three small children.
【词汇拓展】
occupation n 选必二Unit 3
[U] 占领；居住：
a country under occupation
the wildlife in occupation of the island
[C] 工作；职业：
What do you imagine will be your future occupation
占用occupy
基本义
occupy语义网络图
occupied
人强行“占用”某地
物“占用”面积、空间等
事情“占用”人或时间
占领；占据
占用 / 占去
（时间、空间）
使忙碌
（地方）被占领的；被侵占的
被占用的；有人使用的
忙于……的
access
1. 您能告诉我去地铁站怎么走吗？
Could you tell me the way to the subway station
2. 咱们在超市入口见吧。
Let’s meet at the entrance to the supermarket.
access to
1. The father only _______________________________（能见 / 让见）his son at weekends.
have poor / no access to
refused access to
has access to / is allowed access to
access 翻译很灵活，其含义中包含了某种动作
2. Modern vehicles ______________________（去……提供方面）other places.
3. People living in the mountain areas ______________________（很难用上 / 用不上）health care services.
4. The journalist was ______________________（不让见）the White House / the President.
provide easy access to
使用 / 接近……的权利或机会 the opportunity or right to use sth or to see sb / sth：
Each room comes with its own bathroom and Internet access.
Across the world, 1.1 billion people have no access to clean drinking water.
This site gives you instant access to a wide range of
information on studying and living in the UK. 2008 广东
One reason for her preference for city life is that she can have easy access to places like shops and restaurants. 2010 上海
通道；入口 a way of reaching or entering a place：
wheelchair access 2020 全国
Fallen rocks cut off the only access to the village.
The police gained access through a broken window.
access n [U]
注: access ≠ way，access作为名词，其含义中包含了某种动作。
access vt
[正式用语] 到达；进入；使用：
The road is closed but can be accessed by emergency vehicles.
访问；获取（计算机数据）：
access the Internet
We need a better way to access information. 2015 安徽
词汇拓展
accessible adj 选必二Unit 3
易进入的；易得到的；易使用的：
Each floor has wheelchair accessible toilets. 2014 北京
易懂的：
This magazine makes complex ideas attractive and accessible to children. 2017 北京改
（人）易接近的；平易近人的
rely
翻译句子
1. 万物靠太阳生长。
____________________________________________
2. 与其求人，不如求己。
____________________________________________
All living things depend on / upon the sun for their growth.
It would be better to depend on ourselves than on others.
rely on / upon
rely on
rely vi
rely on / upon
依靠 to depend on sb / sth：
You shouldn’t always rely just on the Internet for your research. 2015 湖南
rely on / upon … to do sth:
These days, we rely heavily on computers to organize our work.
信任 to trust or have faith in sb / sth：
rely on / upon … to do sth:
I can rely on David to keep my secret.
谢
谢
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