高中人教版 (2019)Unit 5 Working the Land优秀ppt课件

这是一份高中人教版 (2019)Unit 5 Working the Land优秀ppt课件，共47页。PPT课件主要包含了S ，V ，O 等内容，欢迎下载使用。
In this perid, we will1. accumulate mre wrds thrugh wrd frmatin and lgic f the cnjunctins in the cntext f Yuan Lngping;2. identify and explre use f subject clauses by bserving and analyzing thrugh the cntext f Yuan Lngping;3. sum up the use f subject clauses in a mind map lgically and cmprehensively;4. take sme targeted exercise crrectly in limited time and apply the vcabulary and structure learned in the writing prperly.
Learning Objectives
01.Build up yur vcabulary
“My lifelng pursuit is t keep all the peple away frm hunger.”—Yuan Lngping我毕生的梦想就是让所有人远离饥饿。
Let’s review the text abut Yuan Lngping. Pay special attentin t the wrds and phrases italicized.
Leading in
As a witness t farmers’ pr harvests and even a severe shrtage f fd, Yuan Lngping was determined t devte his life t tackling this crisis. After graduatin, he realised that what farmers needed mst was t bst yields in the fields. Yuan was cnvinced that the answer lay in the creatin f hybrid rice, ne characteristic f which is that it usually achieves higher utput than cnventinal crps. Hwever, it was n easy jb. The first difficulty he needed t vercme was scientists’ general assumptin that this culd nt be dne. Thrugh intense effrt, Yuan managed t generate this incredible crp. It is estimated that abut 60 percent f dmestic rice cnsumptin in China is cmprised f crps generated frm Yuan’s hybrid strains. His innvatin has enabled Chinese farmers t cnsiderably expand their utput and helped feed the wrld. Unwilling t retire early t a life f leisure and uncncerned abut celebrity r frtune, Yuan cntinued t turn ne visin after anther int realities. Mst imprtantly, deep dwn, he always thught himself a farmer.
1. As a witness t farmers’ pr harvests and even a severe shrtage f fd, Yuan Lngping was determined t devte his life t tackling this crisis.
shrt adj. 短的
-age 名词后缀
shrtage n. 不足；缺少；短缺
a shrtage/lack f 缺乏；短缺
devte vt. 致力于；奉献；献身；投入
devted vt. 忠诚的；全心全意的；专心致志地；挚爱的
devte neself/sth t (ding) sth 专心于/致力于做某事
be devted t (ding) sth 专心于/致力于做某事
be devted/cmmitted/ dedicated t (ding) sth 专心于/致力于做某事
cmmit/apply/ dedicate/ neself/sth t (ding) sth 专心于/致力于做某事
tackle=slve/reslve/deal with vt.解决；处理；应付
crisis n.危机；关键期；决定性时刻 pl. crises financial crisis金融危机
Presentatin
2.Yuan was cnvinced that the answer lay in the creatin f hybrid rice, ne characteristic f which is that it usually achieves higher utput than cnventinal crps.
cnvince vt. 说服；使确信；使信服
cnvincing adj.令人信服的；有说服力的
be cnvinced that=believe that 相信……
create vt. 创建；创造；产生
character n.个性；人物
cnvinced adj.深信的；确信的； 坚信不移的
creatin n. 创建；创造； 创作
characteristic n.特征；特点；品质 adj.典型的；独特的；特有的
cnventin n.习俗；惯例；协定；常规；会议；公约
cnventinal adj.常规的；传统的；习惯的；墨守成规的
traditinal n.习俗的；传统的；惯例的
3.The first difficulty he needed t vercme was scientists’ general assumptin that this culd nt be dne.
assume vt.假定；假设；认为
assume 去e
vercme vt.克服；战胜；解决
Cmpund 合成词
-ptin 名词后缀
assumptin n.假设；假定；担任；（责任的）承担
Derivatin派生词
4.Thrugh intense effrt, Yuan managed t generate this incredible crp.
intense adj.强烈的；激烈的；很大的；尖锐的；严肃紧张的……
make effrts/ an effrt t d sth 努力做某事
intense effrt 不懈努力
generate vt.产生；生成；引起
effrt n.努力；尽力；试图；努力的结果；气力；艰难的尝试
The wind turbine generates clean energy frm the breeze.
Every time I click ‘New Dcument,’ my cmputer generates a blank page fr me t write n.
Her smile always generates a feeling f warmth amng her friends.
t prduce 产生
t bring sth int existence 生成
5.It is estimated that abut 60 percent f dmestic rice cnsumptin in China is cmprised f crps generated frm Yuan's hybrid strains.
cnsume vt. 消费；消耗；耗费（燃料、能量、时间等）；吃；喝；饮；使充满
cnsumptin n.消费；（能量、食物或材料的）消耗，消耗量；肺病；肺结核
be cmprised f 由……组成
be made up f 由……组成/构成
cmprise vt.包括；组成；构成；由……组成
6.His innvatin has enabled Chinese farmers t cnsiderably expand their utput and helped feed the wrld.
enlarge/increase
expand vt.扩大；扩展；增加；增强……
7.Unwilling t retire early t a life f leisure and uncncerned abut celebrity r frtune, Yuan cntinued t turn ne visin after anther int realities.
a life f leisure悠闲的生活
leisure n. 休闲；闲暇；空闲 adj. 闲暇的
uncncerned abut celebrity r frtune
celebrity n.名人；著名；名流；名誉；名望
turn ne visin after anther int realities.
turn ... int...把……转变成……
real adj.真实的；真正的
8.Mst imprtantly, deep dwn, he always thught himself a farmer.
副词短语，在内心深处；在心底
deep dwn in ne’s heart
deep dwn in smene’s sul
①Replace the underlined wrds with the crrect frms f the wrds we have reviewed.
1. T deal with this crisis, he chse t study agriculture.2. He is a very gd actr and he cmmits himself t every rle that he takes n.3. Yuan Lngping strngly believed that the answer culd be fund in the creatin f hybrid rice.4. Yuan Lngping, thrugh intense effrt, slved enrmus difficulties and develped the first hybrid rice that culd be used fr farming.5. This hybrid enabled farmers t increase their utput greatly.6. Students are encuraged t try a variety f free-time activities t reduce the intense stress frm studying.
was cnvinced
②Cmplete the sentences with the crrect frms f the wrds we have learnt.
1. The c___________ f a persn are the special qualities that make him r her different frm thers.2. Scientists frm different cuntries have been pursuing varius pssibilities t vercme fd s___________.3. Many f us a___________ that earthquakes wuld never happen in ur area.4. With mre and mre farm machines being used in the fields, the c___________ f fuel has been increasing.
haracteristics
5. Newspapers shuld pay less attentin t media c___________ and mre attentin t ur natinal heres.6. Our general manager tried his best t help vercme the difficulties we were facing during the financial c___________.7. My mther is very c___________ and finds it hard t accept the mdern lifestyle that I enjy.8. The gvernment has decided t bst the prgramme t g___________ mre new jbs.
③Cmplete the news reprt and try t use these tpic wrds and phrases t describe ther new innvatins.
tackle visin cnventinal deep dwn be cmprised f reality cnsumptin
A vast undergrund shelter built during Wrld War I has been turned int an urban farm, supplying supermarkets and restaurants in Lndn. The shelter, which culd prtect up t 8,000 peple frm wartime bmbs, _______________ tw large tunnels that were intended t ne day becme an extensin f the Lndn Undergrund. But that never became ____ and the shelter was left fr 70 years. Then businessmen decided t make use f it t grw green vegetables t meet increasing _____________ demands.The tunnels are lit with pink LEDs as there is n natural light belw the grund. The vegetables are grwn in special liquids instead f the earth that is used as in ____________ farming. Many experts share a _______ that this kind f urban farming culd help nt nly in ________ the prblem f ppulatin grwth, but als in adapting t climate change.
is cmprised f
02.Discver useful structures
What d yu think mtivated Yuan Lngping t keep n wrking hard?
Leading in Watch and Think
The pursuit f ne dream after anther and his cncern fr addressing fd shrtage mtivated Yuan Lngping t keep n wrking hard.是对一个又一个梦想的追逐和他对解决粮食短缺问题的担忧在激发着袁隆平坚持不懈地努力研究。
Nun Phrase as the Subject.
Cmpare and Analyze
That he always pursued ne dream after anther and cncerned abut fd shrtage mtivated Yuan Lngping t keep n wrking hard.他总是追逐一个又一个梦想并对粮食短缺感到担忧，这激发着袁隆平坚持不懈地努力研究。
Nun Clause as the Subject.
What mtivated Yuan Lngping t keep n wrking hard was his pursuit f ne dream after anther and his cncern fr addressing fd shrtage.激发着袁隆平坚持不懈地努力研究的是他对一个又一个梦想的追逐和他对解决粮食短缺问题的担忧。
It mtivated Yuan Lngping t keep n wrking hard that he always pursued ne dream after anther and cncerned abut fd shrtage. 他总是追逐一个又一个梦想并对粮食短缺感到担忧，这激发着袁隆平坚持不懈地努力研究。
Nun Clause as the Subject. it 作形式主语
Subject clauses 主语从句
充当主语成分的句子是主语从句，一般位于句首，有时为了平衡句子结构，可以用it充当形式上的主语，而将充当主语成分的主语从句后置。
Find mre such similar cmplex sentences frm the text “A Pineer fr All Peple”.
Hwever, what cncerned him mst was that farmers ften had pr harvests and smetimes even had a serius shrtage f fd t eat.Hw this culd be dne was a challenging questin at the time.Hwever, whether it was pssible t develp a hybrid f self-pllinating plants such as rice was a matter f great debate.It is estimated that abut 60 percent f dmestic rice cnsumptin in China is cmprised f ….What impresses peple mst abut Yuan Lngping is his nging ability t fulfil his dreams.
Tip1：主语从句的语序为陈述语序，即从句的主语位于谓语动词之前。
Tip2：单个主语从句作主语，主句的谓语动词用单数。
That he always pursued ne dream after anther and cncerned abut fd shrtage mtivated Yuan Lngping t keep n wrking hard.
Tip3：that引导主语从句在从句中不充当成分，无意义，位于句首时不可省略。
Whether it was pssible t develp a hybrid f self-pllinating plants such as rice was a matter f great debate.
是否可以培育出自花授粉植物如水稻的杂交种，是一个备受争议的话题。
Tip4：whether引导主语从句在从句中不充当成分，但有意义，意为“是否”，不可省略。
在主语从句中，对主语从句起引导作用，但在主语从句中不充当成分的连接词叫做从属连词。引导主语从句的从属连词有：
What impresses peple mst abut Yuan Lngping is his nging ability t fulfil his dreams.
Wh dedicated his life t the develpment f high-yielding hybrid rice is nne ther than Yuan Lngping.
Whm the wrld recgnizes as the “Father f Hybrid Rice” is a title bestwed upn Yuan Lngping fr his grundbreaking wrk.
Presentatin
Which agricultural scientist made such a significant impact n glbal fd security is a questin easily answered with the name Yuan Lngping.
Whse innvative research has led t a substantial increase in rice prductin wrldwide is attributed t the effrts f Yuan Lngping.
Whatever Yuan Lngping faced in his quest t revlutinize rice agriculture became the driving frce behind his pineering wrk in hybrid rice technlgy.
difficulty, challenges, bstacles...
在主语从句中，对主语从句起引导作用，连接主句和从句，在主语从句中充当主要成分（主、宾、表、定），本身有一定的意义且有其指代的对象，这样的连接词叫做连接代词。引导主语从句的连接代词有：
Hw this culd be dne was a challenging questin at the time.
“怎样；如何”方式状语
When Yuan Lngping began his research int hybrid rice is a pivtal mment in the histry f agricultural science.
Where Yuan Lngping first discvered the ptential f hybrid rice is cnsidered a landmark event in agricultural innvatin.
“在哪里”地点状语
Why Yuan Lngping chse t fcus n increasing rice yields is clear: he understd the prfund impact it wuld have n alleviating hunger and pverty wrldwide.
“因为什么”原因状语
在主语从句中，对主语从句起引导作用，连接主句和从句，在主语从句中充当状语成分，且自身有一定的意义，这样的连接词叫做连接副词。引导主语从句的连接副词有：
It is estimated that abut 60 percent f dmestic rice cnsumptin in China is cmprised f ….
it 充当形式主语，真正的主语是that引导的主语从句。
有时，为了平衡句子结构或重点强调主语从句中表达的内容，会将主语从句后置，在主句中用it充当其形式上的主语。类似的句子结构有：
It +be+ v.pp+ 主语从句 ……It +be +adj.+ 主语从句 ……It +be +n.+ 主语从句 ……It + Vi. + 主语从句 ……
the students will pass the exam is uncertain.It is clear she made the right decisin. the news came as a shck t everyne invlved. the meeting will take place hasn't been annunced yet. the accident ccurred is under investigatin.It is uncertain the cnstructin prject will be cmpleted n schedule. the new regulatins will affect small businesses is a tpic f cncern.It is nt clear the negtiatins brke dwn.
Tips:1. 判断从句类型2. 分析主语从句的句子成分3. 确定连接词在从句中充当的成分4. 理解句意，确定连接词表达的意义或指代的对象5. 确定连接词
Read the passage and underline all the subject clauses. Then in pairs, discuss whether the sentences with subject clauses can be paraphrased.
Grandma has been cmplaining abut the vegetables sld in the supermarket, which have been grwn using chemical fertilisers. T her, that they lk beautiful n the utside is bvius. Hwever, what she is unhappy abut is the lwer nutritinal value and reduced flavur. Nw that bth f my grandparents have retired frm their jbs in the city, hw they are ging t spend their retirement is an imprtant decisin fr them. Whether they can live a healthy life is the first thing they are cnsidering. S they have made up their minds t mve t the cuntryside, where they can live a green life.
Cnslidatin
1. That they lk beautiful n the utside is bvius.
1. It is bvius that they lk beautiful n the utside .
2. What she is unhappy abut is the lwer nutritinal value and reduced flavur.
2. What makes she unhappy is the lwer nutritinal value and reduced flavur.
3. Hw they are ging t spend their retirement is an imprtant decisin fr them.
3. It is an imprtant decisin fr them hw they are ging t spend their retirement .
4. Whether they can live a healthy life is the first thing they are cnsidering.
4. It is the first thing they are cnsidering whether they can live a healthy life .
Subject clauses
that无意义，位于句首不可省略，其余可省whether表“是否”，可位于句首，可与r... /r nt 连用if表“是否”，不可位于句首，不与 nt连用
what“什么” 指物或事wh“谁” 指人whm“谁”指人（作宾语）which“哪个”指人或物whse“谁的”指人或物-ever“不论……”
it充当主语从句的形式主语的句式
when “何时” 时间状语where“何地” 地点状语why“因何”原因状语hw“如何”方式状语-ever“不论……”
Use the vcabulary learned t translate the fllwing sentences.
袁隆平放弃过一种悠闲的生活，而是将他的一生奉献给解决全世界的粮食短缺。(leisure, devte, tackle, shrtage)当时，很多人认为只有扩大种植面积才能生产更多的粮食。（assume, generate）袁隆平却相信只有改变传统的种植方式才能解决这一危机。(cnvince, vercme, cnventinal, crisis)袁隆平努力工作、刻苦研究，将一个个想象变为现实。(visin, reality, turn... int...)尽管他取得了伟大的成就，但在他的内心深处，他总是将自己视为大地之子。(deep dwn in his heart, a man f the sil)袁隆平告诉青年学生们，成功由四个词组成——知识、汗水、灵感和机遇。（be cmprised f）
Assignment Task 1
Cmpse a passage by referring t the previus sentences and using as many subject clauses as pssible.
按照前一部分的句子，写一篇短文介绍袁隆平。注意使用本节课学习的词汇及尽可能多的主语从句，添加一些细节及连接词以使行文连贯。
Assignment Task 2