人教高中英语必修四Unit 2 Working the land语言点课件（78张）

Language points for Reading I
1.★ working the land
vt. 耕种(土地);使工作;开动;创造(奇迹);经营
(工厂、农场等）
vi. 工作;（机器等）开动；（办法、计
划等）行得通
work the land=grow crops on it 耕耘土地　
He works a big farm. 他经营着一个大的农场。
2. Have you ever grown any plants? If so, what did you do to grow them?
If so=If you have ever grown some plants.
so 表示“像那样的，如果这样的话”，用于代替已陈述的事。如：
Will you get a free day next week? If so, let's have a picnic.
3. struggle vt.& vi. 斗争，拼搏，努力
【搭配】▲struggle to do sth. 拼搏/奋力/努力做某事；
▲struggle against / with …与…做斗争
▲struggle for … 为…而斗争/奋斗 ▲struggle with sb.同某人搏斗
▲struggle to one’s feet
挣扎着站起来

They were struggling to get out the burning car.
他们挣扎着从烧着的车里往外爬。
We must struggle for a happy life.
我们必须努力为过上幸福生活而奋斗。
The old man has struggled with/against illness.
这位老人一直与病魔斗争。
●4. Dr Yuan Longping grows what is called super hybrid rice.
e.g. I don’t quite understand what you are explaining. Please watch what I am doing carefully.
2) What =the thing(s) that
1) super 特级，超级
典例体验
The color of the flower is different from
____________ in the morning.
这朵花的颜色与它早晨时的不同。
What we can’t get seems better than _____
_________.
我们不能得到的似乎比我们拥有的更好。
I’ll never forget ________________________
at the graduation party.
我永远也忘不了毕业宴会上校长说的话。
what it was
what
we have
what the headmaster said
After I waited for , the
opening ceremony finally began.
在我等了似乎两个小时之后，开幕式终于开始了。
归纳总结
what is called super hybrid rice是what引导的
______从句,作______的宾语,what在宾语从句中作
____。what引导名词性从句时可充当主语、宾语、
表语或定语，表示事情、言语、人、样子、数量、
时间和地点等。
名词性
grows
主语
what seemed two hours
5. This special strain of rice makes it possible to produce 20% more of the crop in the same fields.
这种特殊的稻种使得同样的田地多收获三分之一的产量。
it 在句中作形式宾语,真正的宾语为to produce…
结构:
动词(make, feel, think, regard…) +it +adj.+ to do

We think it important to learn English well.
好天气使我们的下周出游成为可能。


他无论在哪里，都把每天跑步一小时当作规定去执行。
The fine weather makes it possible for us to go for an outing next week.

Wherever he is, he makes it a rule to run for an hour every day.
We consider it our duty to support good leaders.

it 做形式宾语, 通常和下列动词连用: consider, think, make, find, believe, count, declare, deem, fancy, feel, guess, imagine, judge, prove, see, show, suppose, understand, take等.
We all feel it nice to be able to visit that distinguished university.
The guide thought ___ wrong to eat monkeys. A. this B. it is C. it D. that was
6. Born in a poor farmer’s family in 1931,Dr. Yuan graduate from Southwest Agriculture College in 1953.
袁博士1931年出身于一个贫苦农民的家庭, 1953年毕业于西南农学院。
7. At that time, hunger was a disturbing problem …
hunger
(1) n. [U] 饥饿；渴望；欲望
Nothing seems to satisfy their hunger for truth.似乎没有什么能够满足他们对真理的渴求。
【拓展】
have a hunger for sth. 渴望……
have a strong hunger for knowledge
有强烈的求知欲
die of hunger 死于饥饿
(2) vt. & vi. (使) 饥饿，渴望

hunger for sth 渴望得到某物


【拓展】
hungry adj. 饿的
go hungry 挨饿
8. disturbing adj.引起烦恼的；令人不安的
What he said was disturbing.
他说的话令人不安。

【拓展】
disturb vt. 打扰；使不安
disturbed adj. 心烦意乱的；烦恼的

用disturb的正确形式填空
They were all__________by the _________ news；that is to say，the news _________ all of them.
disturbed
disturbing
disturbed
9. Dr Yuan searched for a way to increase rice harvest without expanding the area of fields.
袁博士寻求一种在不扩大种植面积的情况下提
高水稻产量的方法。
▲ search 搜查 = try to find by looking for
They searched everywhere but could not find the lost child. 他们各处都找遍了, 始终找不到丢失的小孩。
The home was searched but no one was found. 搜查了房屋但一个人也未发现。
▲ search常用的搭配：
　 search sb./sth. 搜查某人/某物
search for sb./sth. 搜寻某人/某物
search sth./sb. for sth.
搜查某物/某人以寻找……
search out 找到，查出
in search of 寻找
注意：

search sb.指“搜查某人”, 指对某人进行搜身。
search for sb.指“搜寻某人”, 指为了要找到某人进行搜寻, 相当于look for。
e.g. The police are searching for the lost boy.
10.expand vt. & vi. 增加；增强；（使）变大；（使）扩大；（使）膨胀
e.g. 1) The number of students is expanding rapidly. 学生人数在迅速增长。
2）He is thinking of expanding his business.他正在考虑扩展他的生意。
3) Metals expand when they are heated.金属遇热则膨胀。
【拓展】expand sth. into sth. 把…扩展/发展成…; ▲ expand into 发展成/扩展成… ;
▲expand on sth. 细说（阐述）…
expand v.
(1) 扩大；膨胀
The tire expands when you pump air into it.
轮胎打了气就会膨胀。

(2) 扩展；发展(业务)
He is considering expanding his business.他正考虑扩展他的生意。
【单词拼写】
①The information industries are rapidly e________in China.
【解析】句意：中国的信息产业迅速膨胀。expand，扩张，发展。
②To the surprise of many people，in ten years the city's population e________by 12%.
【解析】句意：令许多人惊奇的是，十年里这个城市的人口膨胀了12%。expand “膨胀，扩充”。
expanding
expanded
11. Thanks to his research, the UN is trying to rid the world of hunger.
由于他的研究，联合国正在努力清除世界饥饿。
(1)thanks to 由于, 因为，多亏
(在句中只能作状语，可以表达正面的意思,也可表达反面＜讽刺等＞的意思)
__________________________, we won the game.
由于你的支持，我们赢得了比赛。
Thanks to your support
◆对接考题
① Their cat was recovering, thanks to Alice’s help.
多亏了爱丽丝的帮助，他们的猫正在恢复。
② Thanks to the advanced technology, we live in an age of bettered communication. (填空）多亏了/得益于先进的技术, 我们生活在一个通讯较好的时代。
【易混辨异】介词短语
thanks to, due to, owing to,
because of
(1)thanks to 突出一种感激之情，含
“多亏”意味；只做状语。
(2)due to用于比较庄重的书面语中，
侧重“起因于”，可以作表语或状语
⑶ owing to 可以和due to换用，多做状语，也可以作表语。
⑷ because of 着重某种行为的理由，通常做状语。
Practice
The team’s success was largely due to her efforts.
The meeting has to be put off owing to the rain.
Thanks to your help, I got over all the difficulties.
The train was delayed because of bad weather.
12. rid...of 摆脱；除去
rid a house of mice 清除室内老鼠
rid oneself of debt 还清债务
The man rid himself of debt at last.
这个人最终还清了债务。
It is very hard for the people to rid the earth of pollution.

注意：rid的过去式和过去分词：rid/ridden 现在分词：ridding
[注意]
rid还可以作名词, 构成短语get rid of, 意为“摆脱掉、除掉、处理掉”。如:

It's easy to get into the habit of smoking but hard _____________it.
染上吸烟的恶习很容易，但是戒烟很困难。
to get rid of
2) rid…of … 使…摆脱/清除…
rid a house of mice 清除室内老鼠
rid oneself of debt 还清债务
【类似用法动词】：
◆inform/ warn/ cure…of…,
The sales manager asked his men to inform him of everything concerning the sales in time. 销售部经理让他手下的人把关于销售量的情况及时报告他。
【拓展】get / be rid of 摆脱，除掉，
【拓展】get / be rid of 摆脱，除掉，
e.g 1）She was glad to be rid of him .她因摆脱了他而高兴。
2）I have tried all sorts of medicines to get rid of this cold. 为了治好感冒，我已经试用了各种药物。
【归纳拓展】
remind sb. of sth. 提醒某人某事
inform sb. of sth. 通知某人某事
rob sb. of sth. 抢劫某人某物
convince sb. of sth.使某人信服某事
expect sb. of sth.期望某人某事
require sb. of sth.要求某人某事
13. Using his hybrid rice, farmers are
producing harvests twice as large as
before.
用他的杂交水稻种子，农民们种出比以前
多一倍的粮食。
英语中的倍数表达法共有三种形式:
(1) 倍数 + 形容词/副词的比较级 + than...
(2) 倍数 + as +形容词/副词的原级 + as...　
英语中的倍数表达法共有三种形式:
(1) 倍数 + 形容词/副词的比较级 + than...
(2) 倍数 + as +形容词/副词的原级 + as...　
This building is five times as high as
that one.这座楼是那座楼的五倍高。

This building is five times higher than
that one.这座楼比那座楼高出五倍。


It is reported that the United States uses ___ energy as the whole of Europe. A. as twice?? ?? B. twice much??
C. twice much as? ?? D. twice as much
(3) 倍数 + the + 名词(height, size等)+ of...
This building is five times the height of that one. 这座楼是那座楼的五倍高。
The new building is four times the size of the old one.
This building is five times the height of that one. 这座楼是那座楼的五倍高。
The new building is four times the size of the old one.
It is reported that the United States uses ___ energy as the whole of Europe. A. as twice?? ?? B. twice much??
C. twice much as? ?? D. twice as much
The new stadium being built for the next Asian Games will be _____ the present one.
A. as three times big as
B. three times as big as
C. as big as three times
D. as big three times as
【点拨】选B。句意：正在建的下一届亚运会的新体育馆是现在体育馆的三倍大。本题考查倍数的表达法：倍数+ as + 形容词的原级+ as ...。
B
4) 倍数+that of …(详细结构：the +名词< size, length, width,…>+of +A +谓语动词+倍数+that +Of +B)

e.g. The output of TV sets in our factory is 15 times that of 1984.我厂的电视的产量是1984年的15倍。
5）倍数+ what 从句（it is/ was…）

e.g. The output of TV sets in our factory is 15 times what it was in 1984.
14. be satisfied with sb./sth.
＝be pleased with sb./sth.

be satisfied to do sth.
对做……感到满意
The audience are not satisfied with 2012 Spring Festival Gala because Zhao Benshan didn't turn up.
因赵本山没有在2012年春晚露面，观众们都感到不满意。
对……感到满意
(2) satisfy v．(使)满意，满足
satisfaction n．满意，令人满意的事
to one's satisfaction
令某人满意的是……
satisfied adj. 感到满意的
satisfying adj. 令人满意的
15. However he cares little about spending
the money on himself or leading a
comfortable life.
但是他很少想到要把钱花在自己的身上，或享受舒适的生活。
lead / live a …life 过……生活
★英语中少数动词，包括一些不及物动词的宾语可能是与它同源的名词类似的短语动词有:die a …death, smile a …smile, dream a … dream, live a …life, sigh a …sigh
care about 担心，关心，介意
care for关心，照顾；喜欢

e.g. Albert Einstein didn’t care much about what to wear.
(little/much)
16. And he would much rather keep time for his hobbies.
would rather 宁愿，宁可
He’d rather work in the countryside.
[用法1]：
would rather (do sth.) than (do sth.)
宁愿…而不…，与其…不如…
I would rather watch TV at home than go to the cinema.
有时为了表强调,可将rather than置于句首。
[用法2]：
would … rather than…
=would rather…than…
Facing the enemies, our soldiers would die rather than give in. 面对敌人, 我们的战士宁死不屈。
[用法3]：would rather后面也可跟从句表示主语宁愿某人做某事。这时，从句谓语应用虚拟语气，即用一般过去时表示现在或将来要做的事；用过去完成时表示已经做过的事或过去要做的事。
I’d rather you hadn’t told him the news that day.
[用法4] would rather have done sth. 表示主语要做某事, 而结果却事与愿违。

I’d rather have left a note on her desk.
我本想留张字条在她的书桌上。 (事实上没有)
[高考链接]
---- Shall we go skating or stay at home?
---- Which ____ do yourself?
do you rather B. would you rather
C. will you rather D. should you rather
答案B would rather do sth. 更喜欢做…
翻译下列句子。
1. 她宁愿死也不愿意投降。

2. 我宁愿你现在回家。

3. 我宁愿你昨天没做那件事情。
She would rather die than give in.

I would rather (that) you went home now.

I would rather (that) you hadn’t done that thing yesterday.
1) too much 与much too的区别

17. Indeed, he believes that a person with too much money has more rather than fewer troubles.
He has too much work to do.
I got into the taxi and drove much too fast. 我上了出租车, 并开得飞快。
2) rather than 而不是
Mary, rather than her roommates, is going to Beijing. 要去北京的是玛丽, 而不是她的室友们。
注意: rather than 连接两个名词或代词作主语时,谓语动词应与rather than 前面的名词或代词在人称和数上保持一致。

18. He therefore gives millions of yuan to equip others for their research in agriculture.

therefore adv. 因此，因而
equip vt. 装备，配备
He equipped himself for a long journey. 他为长途旅行准备行装。

equip oneself
整装，准备行装，装备自己
◆therefore adv. 因此，所以，结果
e.g.1） She went to a party and therefore didn’t study her lessons. 她去参加了一个聚会，因此没有学习功课。
2）It rained, and therefore the match was put off. 下雨了，因此比赛延期了。
◆equip … with …用…把…装备起来→(被动结构) be equipped with
e.g. (1) Your training will equip you for your future job.你的训练使得你能够胜任将来的工作。
（2）We will have to equip our office with a computer .我们办公室应该配备一台电脑.
(3) Our office will be equipped with a computer soon.我们办公室很快就会配备电脑的。
（4）She equipped her son with a good education. 她使儿子受到了良好的教育。
1) equip sb./sth. with
用……装备起来，使装(具)备
be equipped with 装(配)备；安装
be equipped for
准备好，对……有准备
equipment n．[U]装备；设备
2） be fully/specially / poorly/ well equipped 装备齐全/独特/简陋/完好：
e.g. Our laboratory is well equipped. 我们的实验室配备良好。
用正确的介词填空
①She was equipped ________ knowledge for the vocation.

②The course is designed to equip students________a career in nursing.
with　
for
19. Dr. Yuan awoke from his dream with the hope of producing a kind of rice that could feed more people.
He read English every morning with the hope of a good result in the examination.
他每天早上都读英语，希望自己在考试中有个好成绩。
★with the hope of 希望……
20. export vt.&vi. 输出；出口 ；exporter n.出口商
▲ import vt. 进口 ；importer n.进口商
e.g．1) We export rice but import wheat. 我们出口稻米，但进口小麦。
2）China exports to many other countries and regions. 中国向其他许多国家和地区出口货物。
21. confuse
It is important to explain this again or we will confuse the students.(课本P13 Ex.2 第6句)
◆Word family【词族】
confuse vt. 使迷惑; 使为难；使混乱；混淆
●confused adj. 困惑的，烦恼的 ●confusing adj. 令人费解的；使人困惑的
●confusion n. 混淆；混乱；困惑
【用法归纳】
●confuse A and / with B 把A和B混淆
● be confused about sth.对…感到困惑
● be / get confused by sth. 被…搞糊涂了
e.g.① They asked so many questions that they confused me. 他们问了许多问题，把我弄糊涂了。
② I confused her with her sister because they were so alike. 我把她和她妹妹弄混了，因为他们长得太像了。
③ There was a confused look on his face when he met the confusing problem. 当他遇到这个使人困惑的难题时，他脸上露出了困惑的
④ If you are confused about anything , phone my office.
如果你有感到困惑的问题，给我办公室打电话。
⑤I was getting confused by such a confusing problem.
我正被这个困惑的问题搞得不知所措。
22. regret (课本P13 Ex.3&4)
regret (regretted) vt. (对……)遗憾；惋惜 n. [c,u] 遗憾；惋惜 【例句】
1). If you go now, you’ ll regret it. 假若你现在就走, 一定得后悔。
2). I regret to say the job has been filled. 十分抱歉, 那个工作已经有人做了。
3) I didn’t regret the choice I had made .

4）I really regretted telling / having told her the truth.

5) To our regret , we missed the movie.
我做了这个选择并不后悔。
我真是后悔告诉她真相。
令我们感到遗憾的是，我们错过了电影。
【用法拓展】
●regret to say/tell/
announce /inform …that 遗憾地说/告诉/宣布/通知
●regret doing / having done sth. 后悔已做了某事
●regret that 遗憾/后悔… ●with great / deep regret 很遗憾
● to one’s regret 让人感到遗憾的是
I. 根据下列各句句意及所给单词的首字母或汉语提示, 写出所缺单词的正确形式。
1. We were all _________ (晒黑的) from a day on the beach.
2. She’s s________ to bring up a family alone.
sunburnt
struggling
3. The measures will enable us to increase our o_____ of bicycles soon.
4. He was down with the flu, and ________ (因此) couldn’t come to the party.
5. The d________ problem has been making him hard to sleep every night.
disturbing
output
therefore
6. In ten years the city’s population e_______ by 12%, which has made the city more crowded.
expanded
7. Our products are ________ (出口) to Southeast Asia to gain more benefits.
8. Blood _________ (循环) in the body until life stops.
circulates
exported
II. 根据括号内的提示翻译下列句子。
1. 我倒宁愿他告诉了我这件事。(would rather)


2. 我们必须除去花园的杂草。(rid ... of)
I’d rather he had told me about the matter.

We have to rid the garden of weeds.
3. 我们必须与各种困难作斗争。(struggle against)


4. 卧室是厨房的两倍大。(as ... as)
We must struggle against all sorts of difficulties.

The bedroom is twice as big as the kitchen.
Writing practice
Write a short biography about Dr. Yuan
(130 words, a writing plan is required.)
2. Learned the words by heart.
Homework