Unit 5 Working the Land Words and expressions 词汇 课件(共40张PPT)-人教版（2019）选择性必修第一册

(共40张PPT)
Unit 5
Working the Land
Words and Expressions
新人教选必一
核心单词练透
1.It is ________ (完全必要的) that you have related professional knowledge, or you won't be given a chance to apply for the position.
2.The construction of China Space Station shows our country has ________ (获得) great success in space science.
3.In order to ________ (增加) my knowledge of Tianjin，such as its history，tradition and food，I spend every spare moment I have in the library.
4.To reduce pollution and produce healthy food, some farmers have turned to ________ (有机的) farming.
essential
attained
expand
organic
5.It is ________ (估计) that the stubborn boy can't find an appropriate way to get out of the trap.
6.Yuan Longping became the first agricultural pioneer in the world to grow rice that has a high ________ (产量) in 1973.
estimated
output
拓展词汇会变
1．___________ vt.把……献(给)；把……专用于；专心于→___________ n．奉献；忠诚；挚爱→___________ adj．忠诚的；挚爱的
2． _____________n．不足；缺少；短缺→___________ adj.短的；矮的；缺乏的；简略的→___________ adv.短暂地→___________ v.变短
3．___________ vt.使相信；使确信；说服→ ___________adj.有说服力的；使人信服的→_________________ adj.确信的；坚信的
4．_____________ n．假定；设定；(责任的)承担；(权力的)获得→ _______________v.假定；设想→ ________________conj.假定；假设
5. ______adj.贫穷的→______ adv.糟糕地；不适→________ n．贫穷
devote
devotion
shortage
short
convince
convincing
assumption
convinced
assume
assuming
poor
poorly
poverty
shortly
shorten
devoted
6．_____________ vt.& vi.扩大；增加 vt.扩展；发展(业务)→ ____________n.扩大；扩张；扩充
7．________________ n.消耗；消耗量；消费→_____________ vt.消耗；消费；吃；喝→ ____________n.消费者；用户；客户
8．____________ adj.含盐的；咸的→______________ n.盐
9．__________ n.扩建部分；扩大；电话分机→____________ vt.伸开；延伸；展开
10. __________ adj.真实的→_____________ v．实现→ ____________n. n．现实；事实→_____________adj.现实的；务实的
expand
expansion
consumption
consume
salty
consumer
extension
extend
salt
real
realise
reality
realistic
11．___________ adj.与化学有关的；化学的 n．化学制品；化学品→____________ n．化学→____________ adv.化学上地→___________ n．化学家；药剂师
12． ____________ adj.营养(物)的→_____________ adj.有营养的；营养丰富的→________________ n．营养；滋养
13．_______n．向下(或向里)的距离；深(度)→_______ adj.深的→_________ adv.深深地；强烈地→__________ vt.加深；(使)变深
14．_________ adv.全部地；完整地；完全地→______ adj.全部的
15. _____ _ ___ n．惯例；习俗→___ ___ adj.传统的；习惯的
chemical
chemistry
chemically
chemist
nutritional
nutritious
deepen
depth
deep
nutrition
deeply
entirely
entire
convention
conventional
16．___________ vt.(经过努力)获得;得到→____________ adj.可得到的；可达到的→____________ adj. 难以实现的→___________n.达到；成就；学识
17． ____________ adj.热切的;十分强烈的;激烈的→_____________ adj.加强的；集中的；→_______________adv.强烈地；紧张地→_______________ n.强度；加强→_______________ v.(使)加强，(使)强化
18．_______n.肥料→_______ v.使肥沃→_________ n.肥沃/生育能力→_______adj.肥沃的,富饶的
attain
attainable
unattainable
attainment
intense
intensive
intensely
intension
intensify
fertile
fertilize
fertility
fertiliser
[用准用活]
9.The festival was really a feast, ________ (entire) holding me in its power.
10. ________ himself to educating his ________ students, the old teacher was admired for his ________ to the education cause.(devote)
11.If you study ________，you will witness thrilling ________ reactions in experiments.(chemical)
12.We will discuss the problem in ________ to ________ our understanding so that we can understand it ________．(depth)
13.More and more countries in the world are ________ of water，because global water ________ are becoming increasingly serious.(short)
entirely
Devoting
devoted
devotion
chemistry
chemical
depth
deepen
deeply
short
shortages
14.On the ________ that I am chosen as chairman，I will definitely ________ relevant responsibility.(assume)
15.The food tastes ________ because it contains too much ________．(salty)
assumption
assume
salty
salt
短语语境记忆
记全记牢
用准用活
1.________________　把……用于；献身；致力；专心
2.________________ 包括；包含；由……组成(或构成)
3.________________ 在内心深处；本质上；实际上
4.________________ 在田间工作
5.________________ ……的一个问题
6.________________ 相应地；转而；依次；轮流
7.________________ 例如；比如
8.________________ 完全没有，远不及
9.________________ 关注
10.________________ 富于；有丰富的……
devote...to
be comprised of
deep down
work the land
a matter of...
in turn
for instance
nowhere near
focus on
be rich in
选用左栏短语填空
1.Our class ____________ 30 boys and 25 girls，all of whom demonstrate respect to teachers.
2.For one thing, after-class activities not only help to build up our physical health but help us learn more effectively ____________； for another, we will understand the spirit of teamwork better.
3.Everyone can make contributions to protecting our natural resources. ____________， we can save lots of gases by riding a bike or walking instead of driving.
4.____________， it is humans who should take the responsibility for natural disasters.
is comprised of
in turn
For instance
Deep down
1. devote [d v t]: vt. 把…献(给); 把…专用于; 专心于
devote...to...把…奉献给…
devote oneself to (doing) sth. 致力于;献身于;专心于
be devoted to （doing） 致力于;献身于;专心于
adj.忠诚的，投入的；深爱的
n.投入
专注于/ 致力于做某事
be lost in be absorbed in
be engaged in be involved in
focus on concentrate on
高频短语
知识拓展
1. (devote) to scientific research, Qian Xuesen was widely regarded as the father of China's missile.
2. _________(devote) himself to protecting the rice, he was respected by all of us.
Devoted
Devoting
devoted
devotion
devote [d v t] vt. 把……献（给）；把……专用于；专心于
写作运用升级
④(2022·全国甲卷， 应用文写作)
All in all， it is high time that _____________________________________________.
总而言之，现在是我们致力于保护海洋的时候了。
It is his ________ (devote) to his learning that enables him to attain a doctor's degree
we devoted/should devote ourselves to protecting the ocean
devotion
2. shortage / :t d n.不足;缺少;短缺
高频短语
short adj.短(期)的；短暂的 n.短路
shortly adv. 短暂地
shorten v．(使)变短；(使)缩短
a shortage of 缺乏
be short of 缺乏，不足
in short 总之；简言之
睡眠缺乏会影响注意力
A shortage of sleep will affect your attention.
同义替换：
in the absence of
a lack of
in want of
3. convince [k n v ns]: vt. 使相信; 使确信; 说服
高频短语
adj. 相信的;确信的
adj. 令人信服的
convince sb. to do sth.说服某人做
convince sb. of sth. 使某人相信
convince sb. that ... 使某人相信……
be convinced that ... 确信……
convinced
convincing
【单句填空】
1. So______________ is your speech that I'm _____________ that all students will benefit a lot from it.(convince)
2. I have convinced David ________ (take) up the challenge and decide to join in cross-country team.[2022·新高考Ⅰ卷读后续写]
3.I'm firmly convinced of the significance of honesty, which will contribute to building a warm and harmonious society.(读后续写之主旨升华)
convincing
convinced
to take
4. assumption [ s mp n]: n. 假定; (责任的)承担; (权利的)获得
高频短语
v. 假定; 认为; 设想; 承担; 假装
assuming
assume
conj. 假如 (引导条件状语从句)
(1)make_______________ assumption作出臆断
(2) ____________v．假定；设想；承担；假装
assume sb./sth.(to be)＋____________假定/认为某人/某事(为)……
It is generally assumed that..._______________________
an
assume
adj./n.
人们普遍认为……
【单句填空】
①Deep down, they assumed her_________ (be) the best singer of their time.
②We are working on the assumption___________ everyone has the ability to tackle difficult problems.
to be
that
【写作步步升】
人们认为喝中国茶不仅能提神，还能增强记忆力。
It is generally assumed that not only can drinking Chinese tea refresh ourselves but also it can strengthen our memory .
核心单词讲解
5．alternative n．可供选择的事物 adj.可供替代的；非传统的
(1)have no alternative but_______________.别无选择只好做某事
an alternative___________...……的替代品
(2) ___________________adv.可供选择地
(3)“别无选择只好做……”的其他表达形式：
①_____________________________________
②_______________________________________
to do sth
to
alternatively
have no choice but to do sth.
can't do sth. but do sth.
【单句填空】
①(2022·全国乙卷)There are__________________ (alternative) to constant written communication, such as leaving voice messages or having a group chat.
②On the assumption that you are available, I can come to your house, or_________________ (alternative)，we can meet in the town.
③For instance, solar energy is an alternative _______ fossil fuel.
alternatives
alternatively
to
【写作步步升】
(2022·全国甲卷，书面表达)面对海洋令人担忧的现状，人类别无选择只能彼此合作解决这个海洋危机。毕竟，世界上没有东西可以是海洋的替代品。
Faced with the worrying current situation of oceans, human beings have no alternative but to cooperate with each other to tackle the ocean crisis.After all, nothing in the world can be an alternative to oceans.
6.estimate / est m t vt.估计;估价;估算 n.估计
高频短语
v. 过高估计
=evaluate / assess
overestimate
(1)__________ is estimated that smoking causes 1,000,000 premature deaths every year.
(2) Ocean plastic is estimated ___________(kill) millions of animals every year.
It
to kill
①be estimated that... 据估计……
=It is estimated that…
be estimated to... 估计……
② by estimate 按照估计
below estimate 低于估计
7.consumption /k n s mp n/n.消耗;消耗量;消费
v．消耗；吃；毁灭
n．消费者
(1) The only source of water ______________ (consume) by the villagers quickly.
(2) Gas and oil ___________ (consume) always increases in winter.
was consumed
consumption
consume
consumer
8.comprise /k m pra z vt.包括;包含;由…组成
高频短语
be comprised of
consist of
be made up of
be composed of
be comprised of 由……组成，包含
The advanced teaching method group discussions, practical experiments and online courses.
is comprised of
9. reality [ri l ti]: n. 现实; 实际情况; 事实
高频短语
real adj.真实的
realistic adj.现实的；务实的
really adv. 真实地；非常
realize vt. 实现；意识到
in reality 事实上
1. Will time travel ever become a ________(real)
2.Outwardly she seemed confident but __________she felt extremely nervous.
3.The theme park is a magic land, in which you can ________your childhood dream. It is _________worth visiting.
reality
in reality
realize
really
10. in turn 相应地；依次；轮流
高频短语
by turns 轮流地
take turns to do 轮流做
It’s one’s turn to do 轮到某人做某事
turn to sb
it turns out that / to be
向某人求助
结果是；证明是
【即学即练】
①If you put effort into it, turn, you will get reward from it.
②Leaving home for the first time, he felt cheerful and sad turns.
③I think it’s my turn (drive) the kids to school this week.
④The young parents had to take turns (look) after their sick baby.
⑤The change of the climate makes the earth warmer. , the warmth of the earth changes the climate, too.
气候的变化导致全球变暖。相应地，地球的升温也在改变气候。
in
by
to drive
to look
In turn
11. essential / sen l a.完全必要的;极其重要的
高频短语
be essential to/for… 对…很重要
It is essential for sb to do sth. 对某人来说做某事是完全必要的
= necessary adj.必要的
It is essential that...(should) do…做…是完全必要的
essentially adv. 本质上; 根本上
essence n.本质，实质；精华
=vital / necessary / important / significant / crucial
12. depth n．向下(或向里)的距离；深(度)
deep adj.深的　adv.深深地
deeply adv.深深地，强烈地
deepen v．(使)变深，(使)加深
adj. high wide long strong broad
n. height width length strength breadth
v. heighten widen lengthen strengthen broaden
Their friendship soon __________(deep) into love.
She was__________(deep) moved by the movie.
deepened
deeply
● 划重点　练透易错点 ●
维度一　词形转换和动词形式变化
1．[2023·全国乙卷]However，we did not mark the route so we ended up almost missing the sunset ________ (entire)．
2．Finally, her childhood dream had become a ________ (real), and Catalina knew that nothing was impossible as long as she kept chasing her dreams.
3．Organic farmers also plant diverse crops that use different ________ (deep) of soil to help keep it rich.
4．[2021·全国乙卷]From now on, you're going to have to stay away from ________ (salt) food.
entirely
reality
depths
salty
5．In other words, we are working on the __________ (assume) that he could help work out the problem of water ________ (short)．
6．Tom adjusted to his new school and ________ (overcome) his shyness, thus ________ (boost) his confidence.
7．As the educator puts it, ________ (expand) your knowledge by reading more books is a wise choice.
8．It ________ (estimate) that the project will last four years, ________ (generate) a lot of interest since last month.
assumption
shortage
overcame
boosting
expanding
is estimated
generating
维度二　固定用法和搭配
For years, a farmer called John has been devoted to ①________ (tackle) the problem of hunger. One day he came across an article which referred to Yuan Longping and his super hybrid rice. He thought it essential ②________ him to benefit from the practical knowledge circulated by Yuan Longping. Therefore, he had no alternative but ③________ (equip) himself with more knowledge of Yuan's farming methods. He took all ④________ (aspect) into consideration and developed his farming method suitable for the soil of his fields. With scientific farming methods, he and his family have their output ⑤________ (expand) and have never bought exported grain any longer.
tackling
for
to equip
aspects
expanded
维度三　熟词生义
1．For those who hunger for some peace and quiet，sound can now create silence. ____________
2．I will never yield to the temporary difficulties I am facing now.____________
3．Her parents were overcome with great sadness at the funeral.____________
vi.渴望
vi.屈服；让步
vt.受到……的极大影响
语境记单词
1.It is important for us to consume a variety of____________ (nutrition) foods to maintain good health. [2022年新高考I卷·改编]
2.Caffeine, a______________ (chemistry) typically found in coffee, has caused a lot of concern because it is one of the few drugs that show up regularly in our food supply. [2018年11月浙江高考·改编]
3.I’m writing to introduce a renowned Chinese______________ (agriculture) scientist Yuan Longping, who was born in 1930, known as the “father of hybrid rice”. [应用文写作·描述伟人]
nutritious
chemical
agricultural
语境记单词
4.①I learned that deep_______ the human mind, alongside love and kindness, run currents of anger, need, greed, envy, destructiveness, superiority — whether we want to acknowledge them or not. [四川省新高考教研联盟2024-2025学年高三上学期八省适应性联考·语法填空]
②She was_______________ (deep) moved. [读后续写写作·描述人]
5.Today, this waterway is shorter_________ it was once, but it is still the longest man-made river in the world. [浙江省名校协作体试题·改编]
in
deeply
than
语境记单词
6.Some of the tours that people can take in Budapest may not be___________ (entire) safe. [四川省2024-2025学年八省适应性联考·语法填空]
7.①As exports starts to decline as a share of GDP, domestic________________ (consume) plays a larger role in driving growth. [湖南省岳阳第一中学2023-2024学年高三开学试题·改编]
②Therefore, they can work for longer,_____________ (consume) more and in general be a boost to the economy.[2022年浙江1月高考·改编]
entirely
consumption
consume
语境记单词
8.Yangshuo is___________ (real) beautiful. [应用文写作·描述地点]
9.Cantlon thinks it may be rooted in social and cultural______________ (convention). [2020届河北省石家庄市第二中学高三6月模拟·改编]
10. It is difficult to figure out a global population of polar bears as much of the range has been_____________ (poor) studied. [2019年全国I卷·语法填空]
really
conventions
poorly
短语检测
1．For the past five years, Paula Smith, a historian of science, ___________herself _______recreating long-forgotten techniques.
2．The committee _____________________well-known mountaineers.
3．____________, I know you love me really.
4．Each of us collects the mail______________.
5．She______________ a cleaner at the hospital.
6．Conditions are still________________ ideal.
has devoted
to
is comprised of
Deep down
in turn
worked as
far from
短语检测
7．With such models, scientists have found out some key principles operating in food webs.Most food webs,________________, consist of many weak links rather than a few strong ones.
8．He was continually_________________ new schemes to promote and enlarge the business.
for instance
dreaming up
Unit 5
Working the Land
新人教选必一