资源简介

(共22张PPT)
X1U5 Working The Land
—Words and Expressions
词汇精讲
1. devote vt. 把…献(给); 把…专用于; 专心于
常考短语
devoted adj.忠诚的，投入的；深爱的
devotion n.投入
devote...to...(doing)把…奉献给…
devote one’s life / time / energy to 将生命/时间/精力...
devote oneself to (doing) sth. 致力于;献身于;专心于
be devoted to=devote oneself to 致力于;献身于;专心于
知识拓展
“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
【即学即练】单句语法填空。
1. (devote) to scientific research, Qian Xuesen was widely regarded as the father of China's missile.
2. Neighbors devoted their spare time to (help) others rebuild their homes.
3. You will never obtain success unless you are fully devoted ________ your work.
4. The two professors made up their minds to devote all they had to ________ (set) up nature reserves.
5. She had started to _________her energies ___________ (teach) rather than performing.
6. His __________ to his wife and family is touching.
7. The band's latest album is very poor, although _________ fans might enjoy it.
8. _________(devote) himself to protecting the rice, he was respected by all of us.
Devoted
helping
to
setting
devote
to teaching
devotion
devoted
Devoting
词汇精讲
2. 资金不足 a shortage of fund
3. 经济危机 financial crisis
4. 增加出口 boost exports
5. convince v.使相信；说服
1. You will need to convince them of your enthusiasm for the job.
2. He convinced her to marry Bud.
3. Later during the performance, the look of pure joy on his face convinced me that he found peace in music.
4. I am convinced that she is innocent.
I am convinced of her innocence.
convinced adj. 确信的;深信的 be convinced that ... 确信…
convincing adj. 令人信服的;有说服力的
convince sb. of sth.使某人相信某事
convince sb. to do sth. 说服某人做某事
convince sb. that ... 使某人相信……
be convinced that/of 相信
【即学即练】单句语法填空。
1. I think you will help me convince my parents__________ (leave).
2. He managed to convince the students _______ the need for wider reading.
3. Sam nodded but he didn’t look __________ (convince).
4. It is said that there is no _______________(convince) evidence that power lines have anything to do with cancer.
5. Scientists are convinced ________ the positive effect of laughter is good for physical and mental health.
6. Nobody could come up with a ____________ reason why the dinosaurs died out.
to leave
of
convinced
convincing
that
convincing
词汇精讲
6. 获得知识 attain knowledge
7. 传统方法 conventional approaches
8. assumption n. 假定; (责任的)承担; (权利的)获得
1. As far as I'm concerned，a great many people made an assumption that he was right．
2. She made a decision on the assumption that everything would go as planned.
3. As far as I’m concerned, a great many people assumed that he was right.
4. It is assumed that global warming and climate change could cause even more disasters in the future.
5. The teacher assumed the students to be well-prepared for the exam.
6. Assuming that I am chosen to be a volunteer at the Olympics, I will serve the people heart and soul.
make an assumption 做出假设
on the assumption (that...) 假设;假定 ..
assume that...假定,认为
It is assumed that...人们认为……
assume sb./sth.to be /as 假定/假设某人/某事为
assuming (that)...假设……引导条件状语从句
assuming conj.假设
【即学即练】单句语法填空。
1. _____ the assumption that everyone invited will turn up, the hall is a little crowded.
2. It is generally assumed_________stress is caused by too much work.
3. His actions were based on a false ________________ (assume).
4.___________(assume) you are right, we will make a great deal of money from the project.
On
that
assumption
Assuming
词汇精讲
9. 克服困难 overcome difficulties
be estimated to be/have 估计
estimate sth. at sth. 估计……有……
It is estimated that... 据估计……
a rough estimate of sth 粗略的估算
by estimate 按照估计
below estimate 低于估计
10. estimate v. 估计；估价；估算 n.估计；估算
estimated
underestimate
overestimate
adj.估计的;预计的;估算的
vt.& n.低估;看轻
vt. 对(数量)估计过高；对…作过高的评价
核心用法
单词变形
【即学即练】单句语法填空。
1. (2019·江苏宿迁期末)Ocean plastic is estimated __________(kill) millions of animals every year.
2. (2021·上海市西南位育中学期中) ______ is estimated that the number of tourists who travel abroad has doubled in the past decade.
完成句子
3. 我估计他的年龄大约30岁。
I _______________________ about 30．
4. 据估计，这项工程将持续四年。
______________ that the project will last four years.
estimate his age to be　
It is estimated　
to kill　
It　
词汇精讲
11. 成为事实 become a reality
事实上 in reality
12. 有机蔬菜 organic vegetables
prise v. 包括；包含；由……构成(不用于进行时态)
1. The house comprises two bedrooms, a kitchen, and a living room.
= The house consists of two bedrooms, a kitchen, and a living room.
2.The committee is comprised of ten members.
=The committee is made up of ten members.
包含
comprise=consists of
be comprised of=be made up of
由……构成
①________________________________________________________
②________________________________________________________
③________________________________________________________
④________________________________________________________
【即学即练】一句多译
委员会由知名的登山运动员组成。
The committee is comprised of well-known mountaineers.
The committee is made up of well-known mountaineers.
The committee consists of well-known mountaineers.
The committee comprises well-known mountaineers.
词汇精讲
14. 相应地；转而；依次；轮流 in turn
turn to
向...求助；转向；轮到
拒绝
turn down
开大；露面
turn up
轮流做某事
take turns to do sth.
轮流
by turns
15. essential adj. 完全必要的；极其重要的(necessary)
n. 本质；要素；要点；必需品(necessity)
1. Sun and water are essential to the growth of crops.
阳光和水是作物生长不可或缺的。
2. It is essential for high-new technology company to strengthen competitive power.
增强竞争力对高新技术企业来说非常重要。
3. It is essential that you should get a visa before you travel to the USA.
到美国旅游之前拿到签证是必不可少的。
be essential to/for 对……很重要(=vital/ crucial)
It is essential for sb. to do... 对某人来说做……是完全必要的
It is essential that... (should) do... 做……是完全必要的(necessary)
【即学即练】猜测下列词义。
Food and water are the essentials of life.
Teamwork and communication are the essentials of a successful business.
Patience and perseverance are the essentials for achieving long-term goals.
必需品
要点
必要条件
【即学即练】单句语法填空。
1. It is essential for us ________(set) our goal realistically.
2. It is essential that he_____________(give) up smoking at once.
(should) give
to set
要健康地生活，吃得好并进行大量锻炼是非常重要的。
Good food and plenty of exercise_____ _______ ______a healthy life.
are
essential
for/to
词汇精讲
16. 可替代能源 alternative energy
16. alternative n．可供选择的事物；adj.可供替代的；非传统的
an alternative to... ……的替代品
alternatively adv. 要不，或者
1. It was raining heavily and we had no choice but to stay at home.
2. We have the alternative of going to the beach or visiting the mountains this weekend.
3. There’s no alternative but to work hard if you want to succeed in this competitive world.
4. Instead of having a regular soda, I sometimes choose fruit juice as an alternative to reduce my sugar intake.
have no alternative/choice but to do sth.别无选择只好做某事
have the alternative of doing sth.有做……的选择，可以做……
there's no alternative...but to do sth.……别无选择只好做某事
“别无选择只好做……”的其他表达形式：
(1)have no choice but to do sth.
(2)can't do sth.but do sth.
(3)can do nothing but do sth.
①The manager said that they had ________ alternative plan if the plan they had put forward was not accepted.
②The Internet also provides us with a cheap alternative to ________ (communicate) with others.
③It was so serious a matter that I had no alternative but ________ (call) the police.
④The agency will make travel arrangements for you.________ (alternative), you can organize your own transport.
an　
communicating　
to call　
Alternatively
【即学即练】单句语法填空。

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