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免费下载课件必修4 Working the land language points ppt

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免费下载课件必修4 Working the land language points ppt免费下载课件必修4 Working the land language points ppt免费下载课件必修4 Working the land language points ppt
Unit2 Working the land-Language points课件
Language points for Reading I
1. 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“象那样的,如前所说的”,用于代替已陈述的事。如:
-----can you pass the exam?
------I hope so.
1) 辨析because, for
because表示理由充分,有必然因果关系, 能回答以why引起的问句。
2. He wants everyone to call him a farmer, for that’s how he regards himself.
— Why aren’t you coming with us to the concert?
— Because I have got a bad headache.
— 你为何不与我们一起去看音乐会?
— 因为我头痛。
for (因为,由于),补充说明理由,不用于句首;不能回答以why引起的问句。如:
The shop was quite new, for it had opened only the week before.
____ he says so, it must be true.
___ it was late, I made haste to go.
The day breaks _______ the sun rises.
The day breaks, ___ the birds are singing.
since
As
because
for
2) regard
regard...as...; 将......认为
We regarded her as the best writer among us.
in/ with regard to sb./sth. 关于,至于
a country’s laws in regard to human rights 一个国家关于人权的法律
3. works the land
work vi./ vt. 经营,管理
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。
4. In many ways, he is one of them, and he has struggled for the past five decades to help them.
常与现在完成时连用的时间状语
(1) already, yet, ever, just, recently, lately, never, before (adv.)
The boy has already/just got home.
I haven’t heard from him yet /recently /lately.
I have seen the old man somewhere before.
(2) since/for
I have lived in Beijing since 2000.
I have lived in Beijing since I arrived here.
I have lived in Beijing for 5 years.
struggle vi. 搏斗, 挣扎, 努力, 拼搏
They were struggling to get out the burning car. 他们挣扎着从烧着的车里往外爬。
She struggled up the stairs with her heavy bags. 她提着沉重的行李艰难地走上楼梯。
[搭配] struggle against
与…斗争,为反对…而斗争,
struggle for 为争取…而斗争
5. 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
____ the emperor saw was quite different from _____ the old minister told him.
A. What, that B. That, what
C. Which, that D. All, all
It is pretty well understood _______ controls the flow of carbon dioxide in and out the atmosphere today.
A. that B. when
C. what D. how
6. This special strain of rice makes it possible to produce one-third more of the crop in the same fields.
it 在句中作形式宾语, 真正的宾语为to produce…, 结构为: 动词(make, feel, think, regard…)+it +adj+ to do.
e.g. We think it important to learn English well.
I like ____ in the autumn when the whether is clear and bright.
A. This B. that C. it D. one.
7. output 产量
8. This special strain of rice makes it possible to produce one-third more of the crop in the same fields.
make it +宾语补足语+动词不定式,it 做形式宾语,动词不定式是真正的宾语。it做形式宾语, 通常和下列动词连用:
We consider it our duty to support good leaders.

consider, think, make, find, believe, count, declare, deem, fancy, feel, guess, imagine, judge, prove, see, show, suppose, understand, take等.
The new method makes it possible to complete the task faster.
Tom found it very embarrassing to be reminded of the long-standing debt.
Susan deemed it advisable to keep the matter secret.
We all feel it nice to be able to visit that distinguished university.
Who can prove it wrong to have a “make-money-quick” mentality?
The guide thought ___ wrong to eat monkeys. A. this B. it is C. it D. that was
9. Dr Yuan searched for a way to increase rice harvest without expanding the area of fields.
▲ search = try to find by looking for “搜查”。
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…搜查某物/某人以寻找……
in search of 寻找
search out 发现
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。例如:
The policeman searched the thief to see what he had in his pockets. 警察搜查小偷, 看他口袋里有什么东西。
The villagers are searching for the missing child. 村民们正在搜寻那个失踪的孩子。
10. Thanks to his research, the UN has more tools in the battle to rid the world of hunger.
1) thanks to表示“幸亏,多亏”多用于表达正面意思, 相当于感谢, 在句中作状语和表语。
Thanks to your help,much trouble was saved.
多亏你的帮助, 减少了许多麻烦。
Animals’ living environments have been getting worse ___ the increase in industrial pollution. A. thanks to B. because C. as D. since
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。
11. Using his hybrid rice, farmers are producing harvests twice as large as before.
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...
(3) 倍数 + the + 名词+ of...
This building is five times higher than that one. 这座楼比那座楼高出五倍。
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 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
12. And he would rather keep time for his hobbies.
would rather 宁愿,宁可
He’d rather work in the countryside.
[用法1]:would rather…than… 宁愿…而不…,与其…不如…
I would rather watch TV at home than go to the cinema.
[用法2]:would … rather than… =would rather…than…
Facing the enemies, our soldiers would die rather than surrender. 面对敌人, 我们的战士宁死不屈。
Rather than refuse to help you, I would borrow money from my friends. 我宁可向朋友借钱, 也不愿拒绝帮助你。
[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? (’05 全国)
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…
1) too much 与much too的区别
too much通常位于动词之后,修饰动词,too做much的状语,后面也可接名词。
13. Indeed, he believes that a person with too much money has more rather than fewer troubles.
She does talk too much, doesn’t she?
He has too much work to do.
而much too则常用在形容词或副词之前修饰形容词或副词。
The dress is much too long for me. 这衣服我穿太长了。
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。
She ran rather than walked. 她跑着而不是走着。
He is a student rather than a worker. 他是学生,不是工人。 
They lost some books rather than money. 他们丢了一些书, 而不是钱。
I decided to write rather than (to) telephone. 我决定写信而不打电话。
14. 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,供给,提供
He equipped himself for a long journey. 他为长途旅行准备行装。
Proper education will equip one for a job. 接受一定的教育就使你具备就业的能力.
If you had the chance to do something to help end hunger in the world, what would you do ?
Discussion
There is still hunger in the world.
The measures taken to deal with hunger
Writing practice
Write a short biography about Dr.Yuan
(130 words, a writing plan is required.)
2. Learned the words by heart.
Homework