人教版高中英语必修四unit2全PPT课件

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9.occupation n.工作；职业；占领
occupy vt. 占用
1.占用，占有（房屋、土地等）
The building occupied his land.
2.（军事）占领（国家、阵地等）
The enermy occupied all the land.
3.占据，充满（时间、空间、某人的头脑等）这与take up 相似
Circulating his knowledge
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Dr Yuan’s biography
Put Dr Yuan’s biography in right order.
a. He was born into a poor farmer’s family . b. He graduated from Southwest Agriculture college. c. In 1950,Chinese farmers produced 5.5 billion tons of rice. d. 20 billon tons of rice was produced by growing his hybrid rice. e. He searched for a way to increase rice outputs without expanding the area of fields. f. He helps rid the world of hunger by circulating
regret to do sth. (常和tell， say， inform等词连
用)对将要做某事表示遗憾
We regret to tell you no trains will run today.
regret that +从句
遗憾……
• He regreted that he didn.'t win her heart.
５３年毕业于西南农学院农学系。毕业后，一直从事
农业教育及杂交水稻研究。
在中国人民正闹饥荒的20世纪60年代，袁隆平提
出了杂交水稻的概念，这种新型水稻具有高产量的特
点。10年后，他研制成功了一种产量比一般水稻高出
20%的新型水稻。
袁隆平一生献身于农业研究，先后受到联合国教
科文组织、粮农组织的称誉。袁隆平虽已年届７０岁，
1.struggle vt.&vi.& n. 斗争，拼搏，努力，挣扎
struggle to do sth. 艰难地做某事，挣扎着做某事
He struggled to earn a living.
struggle for
为……而斗争
You must struggle fopr freedom.
struggle with/against 与……作斗争，同……搏斗
We have to struggle with/against all kinds of difficulties.
我们得和各种各样的困难作斗争。
struggle to one's feet 挣扎着站起来
• He struggled to his feet.
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2. disturbing a. 引起烦恼的，令人不安的 disturbed a.感到不安的，烦恼的 disturbance n. disturb vt.打扰
8.equip vt. & vi.装备；配备；使有准备； 使有资格
equip sb./sth. with sth. 用…装备…
The rooms are equipped with video
cameras.
We should equip us with ห้องสมุดไป่ตู้nowledge
right now.
equipment n. 装备，设备(不可数名词)
reduction n.缩小；减少
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13.keep … free from/of …使免受（影响，伤害等） A balanced diet keeps you free of/ from illnesses. 平衡的饮食让你远离疾病。 keep ... from doing使（某人）不做某事 I hope you will keep from doing anything rash. 我希望你不要做出任何鲁莽的事情来。 keep sb doing 让某人一直做某事 He kept me doing homework.
In 1973,Yuan Longping
2. What did Yuan Longping invent? Hybrid rice
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袁隆平人物简历
袁隆平被誉为中国的“杂交水稻之父”. 中国农民
说，吃饭靠“两平”，一靠邓小平----制定了生产承包
责任制的政策，二靠袁隆平----发明了杂交稻。
袁隆平，男，１９３０年９月出生于北京，１９
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grow some yo. ung plants
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insert the young pl.ants into the field 20
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harvest
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ric. e
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Pre-reading ( 4ms ) Answer the following questions:
What is the main food in all East Asian and Southeast Asian countries?
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Task 3 Careful reading
Para. 1 Dr Yuan’s appearance and his achievement
Q1: What does Dr Yuan look like?
He has a sunburnt face and arms and a slim, strong body. He is more like a farmer than a scientist.
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Warming up
A poem
Farmers weeding at noon,
Sweat down the field soon.
Who knows food on a tray,
Due to their toiling day.
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1.Have you ever grown any plants?
get rid of mice. 7.satisfy vt. 使…满意 satisfying a.主语是物 satisfied a.主语是人
be satisfied with对...满意
I am satisfied with your score in the exam.
satisfaction n. To one’s satisfaction. 使某人满意的是 6
Work will occupy your mid and rid you of him.
4.occupy oneself in doing sth/with sth 忙着做某事，忙于某事
He occupied himself in doing homework.
be occupied in doing sth
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仍然一如既往地从事农业研究。
Task 2 Scanning
Find out the main idea of
each paragraph.
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Match the following headings with the right paragraphs.
A PIONEER FOR ALL PEOPLE
He is occupied in doing homework.
5.担任某职，居某地位
Mr. Oliver occupies an important position in the Ministry of
Foreign Affairs.
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10.regret vt.遗憾；惋惜n. 遗憾；懊悔
to one's regret 让某人感到遗憾的是
If so, what did you do to grow them?
If not, what kind of plant would you like to grow?
How will you grow it?
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What do you know about “farming”?
sorghum wheat
competition.
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12.reduce vt.缩减，减少，降低
• reduce sth.to...
减少到……
She reduced her weight to 50 kilos.
• reduce sth.by...
减少了……
She reduced her weight by 6 kilos.
rice
corn
Potatoes .
Staple food
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select the seeds
plough the soil
turn over the soil
farming steps
sow the seeds
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remove the weeds
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fertilize
plow the. field
True or False:
1.Dr Yuan is more a farmer than a scientist.
F
2.Dr Yuan’s rice is the most suitable for China’s
farmland.
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Para 2 His biography
Born in Beijing Southwest Agriculture College Hunger was a great problem Saw the great need for increasing the rice output 200 million tons produced
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11.focus sth. on sth. 集中……于…… Focus your attetion/mind/efforts on sth. She tries to focus her mind on study. focused a.集中注意力的 Stay focused if you wanna win the
于句首或句末。thanks to表含有感激之
意。 ， we
accomplished the task in time. 多亏你们的帮助，我们及时完成了这项任
务。
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6.rid…of… 使……摆脱，除去 Rid a house of mice 清除室内老鼠。
= get rid of sb./sth.
Q2: What is his achievement?
He grows what is called super hybrid rice, which makes it possible to produce one-third more of the crop in the same fields.
To his regret, he hasn't finished the work on time.
regret doing/having done sth.
后悔做了某事
He regreted leaving without saying goodbye.
=He regredted having left without saying goodbye.
The computer industry has expanded greatly during the last decade.
expansion n. 扩张，扩展
expansive a. 广阔的，易扩张的，易膨胀的
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4.circulate vt./vi. 循环，流传 circulation n.（液体，空气等）循环，流
Rice. It is said that there are 2.4 billion people to eat rice every day throughout the world.
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Task 1 Skimming
1.When and who did become the first agricultural pioneer in the world to grow rice that has a high output?
通；（报纸或杂志的）发行量
Swimming helps to get the blood circulating.
游泳有助于血液循环。
The news paper has a daily circulation of 5,5000.
这份报纸每日的发行量是5.5万份。
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5.thanks to 由于，多亏 是介词短语，在句中作原因状语，常置
I’m ____ that so many students are illiterate.
Sorry to _____ you, But I have an urgent message.
There is a _____ increase in the crime
rate.
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3.expand vi. 扩大，增加，增强 vt.使变大，使增强，阐述