Unit 5 Working the Land Words and expressions 重点单词讲解课件(13张ppt)

(共13张PPT)
UNIT 5
Work the Land
耕种土地
Words and Expressions
1. devote: vt. to give time/money/energy to 把…献(给); 把…专用于; 专心于
devotion: n. 奉献; 忠诚; 专心
devote...to...: 把…用于; 献身; 致力; 专心
be devoted to: 致力于…; 专心于…; 被用在什么上
1)She decided to devote the rest of her life to the scientific research.
2)They have devoted themselves to fighting poverty(贫困).
3)Indeed, his slim but strong body is just like that of millions of Chinese farmers, to whom he has devoted his life.
2. tackle: vt. to solve or settle, deal with解决(难题); 应付(局面); 处理
1)In the last forty years the Chinese government has made great contributions to tackling poverty in China.
2)There are four different ways to tackle the problem.
3)However, what concerned him most was that farmers often had poor harvests and sometimes even had a serious shortage of food to eat. To tackle this crisis, he chose to study agriculture and received an education at Southwest Agricultural College in Chongqing.
3. convince: vt. to make sb. believe or persuade 使相信; 使确信; 说服
convinced: adj. 坚信的; 深信的; 确信的
convincing: adj. 令人信服的; 有说服力的
convince sb. of…: 相信
convince sb to do...: 说服某人做什么
1)I will try to convince him to see a doctor.
2)You'll need to convince them of your enthusiasm for the job.
3)She sounded very convincing to me (= I believed what she said) .
4)Yuan was convinced that the answer could be found in the creation of hybrid rice.
4. attain: vt. to obtain, get or gain (通常经过努力)获得;
得到; 达到(某年龄/水平/状况)
1)Our economy has attained a very high rate of growth in spite of the pandemic.
2)He will attain 105 next month. The great family is now preparing a big party in their village.
3) A hybrid is a cross between two or more varieties of a species. One characteristic of hybrid is that they usually attain a higher yield than conventional crops.
5. assume: v. 假设; 获得; 承担
assumption: n. 假定; 设定; (责任的)承担;(权利的)获得
1)It is reasonable to assume (that) the economy will continue to improve.
2)It is generally assumed that stress is caused by too much work.
3)Don't always assume the worst.
4)We are working out a schedule on the assumption that everyone invited will turn up.
5)The common assumption then was that it could not be done.
6. overcome(overcame -- overcome): vt. to succeed in doing sth. or to defeat 克服; 解决; 战胜
1)The two parties managed to overcome their differences on the issue.
2)In games of table-tennis China easily overcome its opponents.
3)Through intense effort, Yuan overcame enormous technical difficulties to develop the first hybrid rice that could be used for farming in 1974.
7. estimate: vt./n. to evaluate or assess 估计; 估价; 估算
1)It is hard to estimate how many children will take part in the activity.
2)It is estimated the project will last five years.
3)It’s very difficult to give a reliable estimate.
4)Today, it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan’s hybrid strains, and his strains have allowed China’s farmers to produce around 200 million tons of rice per year.
据估算，现在中国国内消费的稻米有大约60%来自袁隆平的杂交水稻相关的作物，这些作物让中国农民每年能够生产大约两亿吨稻米。
8. consume: v. to use or eat, drink or destroy 消耗; 吃; 饮; 喝; 烧毁
consumer: n. 消费者，顾客 (CPI: consumer price index)
consumption: n. 消耗; 消耗量; 消费
1)The electricity industry consumes large amounts of fossil fuels.
2)The hotel was quickly consumed by fire.
3)Gas and oil consumption always increases in winter.
4)Today, it is estimated that about 60 percent of domestic rice consumption in China is comprised of crops generated from Yuan’s hybrid strains, and his strains have allowed China’s farmers to produce around 200 million tons of rice per year.
据估算，现在中国国内消费的稻米有大约60%来自袁隆平的杂交水稻相关的作物，这些作物让中国农民每年能够生产大约两亿吨稻米。
9. deep down: 在内心深处; 本质上; 实际上
as a matter of fact = in fact/effect:实际/事实上
1)I have so many friends, but deep down, I have a fear of loneliness.
2)Deep down, I think they are still afraid of you.
3)We know deep down that we will make it.
4)Deep down, Yuan is still very much a farmer at heart.
10. extend: v. to make sth. larger or longer 伸长; 扩大; 扩展; 延长
extension: n. 扩建部分; 扩大; 电话分机
1)The show has been extended for another six weeks.
2)They plan to extend their research in this field.
3)A true friend will always extend a helping hand to you when you're in the depths of despair.
4)He built an extension onto his house.
5)The shelter, which could protect up to 8,000 people from wartime bombs, is comprised of two large tunnels that were intended to one day become an extension of the London Underground.
11. essential: adj. extremely important or crucial, vital完全必要的; 极其重要的
essence: n. 本质，精华，要素
1)Experience is essential for this job.
2)It is essential that you have some work experience.
3)As for chemical fertilisers, crops grown with them usually grow too fast to be rich in nutrition. They may look beautiful on the outside, but inside there is usually more water than essential minerals, and they often have less flavour as well.
12. alternative: n. option or choice 可供选择的事物
adj. used instead of or being not traditional 可供替代的; 非传统的
alter: v. 改变
alternate: v. 交替(alternate A and/with B)
1)We have no alternative but to fire David.
2)You can pay in cash or by check. Those are the two alternatives.
3) Our country focuses on developing alternative energy in order to reduce using fossil fuels.
4)Nothing can alter the fact that we are to blame.
5)Now you just alternate layers of bread and vegetable.