Unit 5 Working the Land Words and Expressions 课件(共34张PPT)-人教版(2019)选择性必修第一册

(共34张PPT)
Unit 5
Working the Land
Words and Expressions
新人教选必一
阅读词汇会认
1．identical adj. _________________　　
2．waist n．_____________
3．fake adj. ________________________
4．trial n．& v．_____________________________
5．nonverbal adj. __________________________
6．internal adj. ______________________________
7．reveal vt. __________________________
相同的
腰；腰部
假装的；假的；冒充的
审讯；审判；试验；试用
不涉及言语的；非言语的
内部的；里面的
揭示；显示；露出
阅读词汇会认
8．urban adj. ____________________________
9．bomb n. _________________________________
10．tunnel n. ____________________________
11．wheat n. ______________________
12．flavour(NAmE-vor) n. _______________________
13．poverty n. _____________________
14．organic adj. ________________________________
城市的；都市的；城镇的
炸弹 vt. 轰炸；对……投炸弹
地下通道；地道；隧道
小麦；小麦籽
味道；特点；特色
贫穷；贫困
有机的；不使用化肥的；有机物的
阅读词汇会认
15．bacterium n．(pl. bacteria)__________________
16．grocery n.___________________ [pl.groceries]__________________
细菌
食品杂货店
食品杂货
重点词汇会写
1．______________ vt.解决(难题)；应付(局面)；处理
2．_____________ vt.使增长；使兴旺 n．增长；提高；激励
3．_________ n．产量；产出 vt.出产(作物)；产生vi.屈服；让步
4．_____________ vt.(通常经过努力)获得；得到
5． ______________adj.热切的；十分强烈的；激烈的
6．_____________ vt.(overcame, overcome)克服；解决；战胜
7． _____________n．产量；输出；输出量 vt.(output, output)输出
tackle
boost
yield
attain
intense
overcome
output
重点词汇会写
8．________________ vt.估计；估价；估算 n．估计；估算
9． ___________________vt.包括；包含；由……组成
10．_________________ vt.产生；引起
11．_____________ n．闲暇；休闲；空闲
12．________________ n．泥土；土壤；国土；领土
13．______________ n．想象；视力；视野；影像
14． __________________n．现实；实际情况；事实
estimate
comprise
generate
leisure
soil
vision
reality
重点词汇会写
15．_______________ vt.减轻；缓解
16．________________ adj.分布广的；普遍的；广泛的
17．____________ vt.& vi.消化 vt.领会；领悟 n．摘要；文摘
18．_____________ adj.完全必要的；极其重要的
19．______________ n．矿物；矿物质
20．_________________ n．可供选择的事物 adj.可供替代的；非传统的
21．_______________ n．例子；实例；事例
alleviate
widespread
digest
essential
mineral
alternative
instance
重点词汇会写
22．______________ n．根；根茎；根部；根源
23．_______________ n．方面；层面
root
aspect
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
2． _____________n．不足；缺少；短缺→___________ adj.短的；矮的；缺乏的；简略的
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
devote
devotion
shortage
short
convince
convincing
approving
employ
assumption
convinced
assume
assuming
拓展词汇会变
5．_____________ vt.& vi.扩大；增加 vt.扩展；发展(业务)→ ____________n.扩大；扩张；扩充
6．________________ n.消耗；消耗量；消费→_____________ vt.消耗；消费；吃；喝→ ____________n.消费者；用户；客户
7．____________ adj.含盐的；咸的→______________ n.盐
8．__________ n.扩建部分；扩大；电话分机→____________ vt.伸开；延伸；展
expand
expansion
consumption
consume
salty
consumer
extension
extend
salt
拓展词汇会变
9．___________ 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
10． ____________ adj.营养(物)的→_____________ adj.有营养的；营养丰富的→________________ n．营养；滋养
11．_______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
12．_________ adv.全部地；完整地；完全地→______ adj.全部的
chemical
chemistry
chemically
chemist
nutritional
nutritious
deepen
depth
deep
nutrition
deeply
entirely
entire
核心单词讲解
1．devote vt.把……献(给)；把……专用于；专心于(常与介词to连用)
(1)devote...to(doing) sth.把……奉献给(做)某事；把……专注于(做)某事
devote oneself to(doing) sth.致力于(做)某事；献身于(做)某事
(2)________________adj.深爱的；忠诚的
be devoted to(doing) sth.专心于(做)某事；致力于(做)某事
(3) _____________n．奉献；忠诚；挚爱
devoted
devotion
【单句填空】
①It is his _____________(devote)to his learning that enables him to attain a doctor's degree.
②If you are a student, do devote yourself to_______________ (digest) your teachers' instruction until you fully understand it.
③The couple's son, ___________whom they are so devoted, went abroad for further education, leaving them alone in the small town.
devotion
digesting
to
【写作步步升】
(2022·全国甲卷， 应用文写作)总而言之，现在是我们致力于保护海洋的时候了。
All in all, it is high time that we devoted/should devote ourselves to protecting the ocean .
核心单词讲解
2．convince vt.使相信；使确信；说服
(1)convince sb. ___________sth.使某人确信/明白某事
convince sb. _________sth.说服某人做某事
(2) ______________adj.确信的；坚信的
(3) _______________adj.令人信服的
of
to do
convinced
convincing
【单句填空】
①So______________ is your speech that I'm convinced that all students will benefit a lot from it.(convince)
convincing
【写作步步升】
我坚信，通过这次讲座，我们不仅可以了解中国文学，而且可以提高我们对中国传统文化的兴趣。
I'm firmly convinced that through the lecture not only can we get the hang of Chinese literature, but also we can boost our interest in traditional Chinese culture.
核心单词讲解
3．assumption n．假定；设定；(责任的)承担；(权力的)获得
(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
4．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.
语境记单词
1.①He says it’s not easy_____________ (convince) people that nutria fur is green, but he has no doubt about it. [2021年全国甲卷·改编]
②She ______________________(convince) that the caves’ social importance far outweighed their economic potential and that scientific protection was the key to their survival. [广州市二模·改编]
2.Before the exam, I devoted myself to _____________(prepare) for it. [读后续写写作·描述人]
to convince
was convinced
preparing
语境记单词
3.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]
4.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]
5.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
6.①I 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]
7.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
8.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]
9.①As 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
10.Yangshuo is___________ (real) beautiful. [应用文写作·描述地点]
11.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]
12. 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
语境记单词
3.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]
4.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]
5.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
短语储存
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． ______________相应地；转而；依次；轮流
5．________________ 例如；比如
6．_______________ 像……
7．______________________ 实现某人的梦想
devote...to
be comprised of
deep down
in turn
for instance
be like...
fulfil one's dreams
短语储存
8．________________ 事实上
9．_________________ 转向；求助于
10．_______________ 为……做准备
11． __________________从事……工作
12．______________ 远非；远离
13． _____________开辟；开创；直抒心意
14．_____________________ 想出
in fact
turn to
be ready for
work as
far from
open up
dream up
短语储存
● in turn 相应地；转而；依次；轮流
in one’s turn 轮到某人；接着
take turns to do sth./ (in) doing sth. 轮流做某事
It’s one’s turn to do sth. 轮到某人做某事
by turns 交替地; 轮流
It turns/ turned out that… 结果是……
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
时间有种静默的力量，
让少年抽蔓梦想开花。
新人教选必一