文档内容
教材习题答案
The first sentence is a restrictive relative clause and the next three
UNIT 1 PEOPLE OF ACHIEVEMENT
sentences are non⁃restrictive relative clauses.
A restrictive clause modifies a noun in the same way that an
STUDENTS BOOK adjective or prepositional phrase does. It is part of the whole
sentence and cannot be removed. A non⁃restrictive relative clause
Reading and Thinking
adds extra information to the main sentence;there is usually a
Exercise2
: E co x m e m rc a is b e e 2 fore it.
Tu Youyou is a committed and patient scientist. When her project 1 :
got stuck,shewouldnotacknowledgedefeat. Afterfailingmorethan .We were very impressed by the old man, who was not willing to
190times,TuYouyouandherteamfinallysucceeded.Aftershewas 2 acknowledge defeat.
awarded the Nobel Prize, Tu Youyou said the honour was not just .Afterwards, Einstein had to flee Germany, where Hitler was in
hers but belonged to the team behind her, and all the people of her 3 power.
country. It was indeedanhonourforChina’sscientificresearchand .There is nothing we can do to help Linda, whose circumstances
C E h x i e n r e c s i e se m 3 edicine to be spread around the world. 4 are beyond our control.
: .The teacher asked us to listen to a speech by his favourite
1 2 3
E . x D e rcis . e C 4 .C、D 5 novelist, J.K. Rowling, which inspired us a lot.
: .The building under construction was designed by I.M. Pei — a
1
.Because it is a crucial new treatment for malaria. It has saved famous Chinese⁃American architect, who wasborn in Guangzhou,
hundredsofthousandsoflives,andhasledtoimprovedhealthfor 6 China.
millions of people. .I was asked to explain the project with the help of a flow chart,
2
.Using a lower temperature to draw out the extract. which was a big challenge for me.
3 Using Language
.Over200 million people around the world get malaria each year,
and about 600, 000 die from it.Artemisinin has become a vital 略
part of the treatment for malaria, and is thought to save100,000 Using Language
lives ayearinAfricaalone. Thesenumberssuggesttheimportance
of artemisinin. Introduce someone you admire
Her team examined over 2, 000 old medical texts, and evaluated Exercise1
:
280,000 plants for their medical properties. From their research,
1895;Tried to enter university in Switzerland but failed;Entered
they discovered and tested 380 distinct ancient Chinese medical
university;Graduated;1902; Took a job as a clerk; Earned a
treatmentsthat showed promise in the fight against malaria. These
doctorate in physics, published four extraordinary physics papers;
numbers suggest that Tu Youyou and her teamdevoted themselves
1909;Quit the job and entered research full⁃time at a university;
to discovering artemisinin.
4 being awarded the 1921 Nobel Prize for Physics for his explanation
.TuYouyouisacommittedandpatientscientist.Shenevergivesup
of the photoelectric effect;Took up a position as a researcher at the
when she meets with difficulty. She and her team discovered
Institute for Advanced StudyinPrincetonintheUSA;Passedaway,
artemisinin, whichisacrucialnewtreatmentformalariaandsave
mourned by the whole world.
hundreds of thousands of people’s lives and improve health for Exercise2
:
millions of people. So she is considered a great person. 1
Exercise5 .The passage tells us about his appearance and peculiarities.
: 2
.Einsteins great achievements. He was awarded the 1921 Nobel
over 2, 000 old medical texts;280, 000 plants;using the extract
Prize for Physics for his explanation of the photoelectric effect.
fromsweetwormwoodtotreatafever;acollectionofdriedwormwood Exercise3
:
leaves;boiling fresh wormwood and using the liquid obtained from 1
.Biography. In time order.
this to treat malaria;this did not work either;lower temperature to 2
.He was slightly odd⁃looking. He had a thick moustache and long
draw out;on themselves;malaria patients;a standard treatment
white hair, which sometimes stood on end as though he had just
Learning About Language
received an electric shock. Hewasakind,easygoing,courageous
Build up your vocabulary and funny man.
3
Exercise1 .Metaphor;He had a thick moustache and long white hair, which
:
1 2 3 sometimes stood on end as though he had just received an electric
4 .boil .b 5 otanical 6 .property shock.
.liquid .extract .substance Assessing Your Progress
Exercise2
:
1 2 3 4 5 Exercise1
.distinction .value .commitment .concluded .analysing :
Exercise3 1 2 3 4 5
: 6 .gentle .sum up .patents .circumstances .encounters
acknowledged;objective;apparently;crucial;obtained;insisted E . x n e o r v c e i l s i e sts 2
Discover useful structures :
Exercise1 whose;which/that;who/whom;where;which;which
:
WORKBOOK
that showed promise in the fight against the disease
which isconsideredoneofthehighestinternationalhonoursaperson
Using Words and Expressions
can receive
Exercise1
where malaria was more common :
1 2 3 4 5
most of whom recovered .gentle .committed .scientific .distinct .apparently
159
6 7 8 9 Exercise3
.objective .remarkable .gradually .acknowledge :
Exercise2
: doors lock the door
1 2 3 4 5
.substance .device .property .appearance .collected dinners your dinner already prepared
6 7 8
.objective .insist consequence .circumstances TVs, computers switch offtheTVorthecomputerwhenyouforget
Exercise3
: beds Theyrecordhowwellyousleepeverynight. Theywillalsobe
1
.After sending in his application six months, he obtained a patent checking body weight. They will send a warning to a phone. They
for his invention. will alsogivesuggestionsonahealthierdietandhowtosleepbetter.
2
. They encountered a number of statistical difficulties when water pipes, electrical wires detect it and provide with the
evaluating the research project. relevant information
3
.She was invited totakeupapositionasanambassadorbythenew toilets Smart toiletswillbekeepingconstanttrackofyourhealthas
4 president who just came into power. well. They canwarnyouearlyonifthereissomethingabnormalorif
.He was not only genius but also hardworking in scientific youhaveacriticalillness,suchascancer,andpotentiallysaveyour
research, and wasalreadyfamousintheacademicfieldattheage life.
5 of21. lights, favourite music, or TV programmes Your lights will come on
.Considering the extraordinary danger, he insisted that they should the instant you enter the door along with your favourite music or
not go out at the risk of their lives in typhoon weather.
Exercise4 TV programmes
Exercise4
:
:
odd⁃looking committed extract
integrates; available; switches; efficient; monitor; warnings;
patient conclude
detect;routine
kind Learning About Language
funny
Using Structures Build up your vocabulary
Exercise1 Exercise1
: :
1 2 3 4 5 6
.which .whom/who .when .whose .where .of whom curecancer;leakoil;encourageinnovation;switchon/offtheheater;
7 8
.where .of which issue a warning;integrate a preference;monitor air quality;become
Exercise2
: routine;reject learning;repair the electrical wiring
1 改为 Exercise2
.them which :
2 改为 1 2 3 4 5
.that which .critical .relevant .instant .distant .constant
3 6 7 8 9 10
.√ .automatic .available .secure .efficient .abnormal
4在 后加 Exercise3
. trust in :
5 改为 1
.what that .Care will also be taken to integrate the building and surrounding
6 改为 或去掉
.where that/which where architecture together to form an effective system.
Exercise3 2
: .We will potentially benefit from remote⁃controlled houses.
3
Song Qingling,DrSunYat⁃sen’swife,whoisoneofthetopleaders .He insisted that everything in the smart home would be all right.
in modernChinesehistory,devotedherlifetoimprovingthewelfare Nevertheless, I could not help but feel anxious.
4
of women and children. .It is a good habit to keep track of what is happening with your
Neil Armstrong, who was the first man to land on the moon in July blood pressure.
5
1969, said, “Thats a mall step for (a) man, one giant leap for .The monitoring system sends out warnings the instant the car
mankind.” begins to leak oil.
Norman Bethune came to China in World War II, during which he Discover useful structures
worked selflessly in China as a doctor and saved many Chinese
Exercise1
people. :
Lu Xun Literary Prize, which is one of China’s top four literary The simple future tense refers to an action or state of being in a
prizes, is awarded every four years. certain period of time in the future, while the future progressive
Joan ofArc,whowasdressedasaman,wenttofightforhercountry tense shows something that will be in progress over a period of time
and helped drive the English invaders out of France. in the future.
Reading and Writing However, in the not⁃too⁃distant future, we will be living in smart
Exercise1 homes thatwilllockthedoorforuswhenweareawayandremember
:
1 2 3 4 5 6 to switch off theTVwhenweforget. However,inthenot⁃too⁃distant
F F T F F T
Exercise2 future, we will live in smart homes that will lock the door for us
:
when we are away and remember to switch off the TV when we
Zhang Keyu:geophysicist;sacrificed everything;time
forget.
Chen Xueyin:two teachers;hometown;stay on;overcome;water and
In addition, your smart home will be monitoring your health for you
power supplies;in bad weather
every day. In addition,yoursmarthomewillmonitoryourhealthfor
Luo Tengfei:mother;helpful;long;helps with household chores
you every day.
Exercise2
UNIT 2 LOOKING INTO THE FUTURE :
1 2 3 4 5
.B .A .A .A .B
Exercise3
STUDENTS BOOK :
1
.will not be sleeping
2
Reading and Thinking .will reach
3
Exercise2 .be waiting
: 4
1 .will be working
.To know about smart homes. 5
2 .will support
.All the people.
160
教材习题答案
Exercise2
Using Language :
1
Exercise1 .It happens in plants when gardeners take cuttings from growing
:
3 plants to make new ones and it also happens in animals when
.automation
2 identical twins are produced from the same egg.
.nanobots 2
5 .First, gardeners use it to produce large quantities of plants for
.global warming
1 sale. Second, it is valuable for research on new plant species and
.artificial intelligence
4 for medical research on animals.
.cloning 3
.To grow human organs or tissue in animals, which could be used
Using Language
for human organ transplants or medical treatments.
Exercise1 4
: .It would probably end up living in a zoo. That isnot very good for
1 2 3 4 5
.F .F .T .T .F the animal.
Exercise2 5
: .Eating cloned food might be harmful to our health over time.
Exercise3
Para1 Para4 Para3 Para2 :
Assessing Your Progress Para1 D Para2 C Para3 E Para4 A Para5 F Para6 B
Exercise1
UNIT 3 FASCINATING PARKS
:
1
.absence
2
.prediction;emphasis STUDENTS BOOK
3
.essay
4
Reading and Thinking
.network
5
.rural;prospect;luxury Exercise2
Exercise2 :
: 1
.A Summer Where the Sun Never Sleeps
cut down;will be writing;will keep;will use,will read 2
.A Land of Mountains and Ice
3
WORKBOOK .Man at Peace with Nature
4
.A Land of Adventure
Exercise3
Using Words and Expressions :
1
Exercise1 .Twenty⁃four hours.
: 2
1 2 3 4 5 .No one else except the Sami can live in Sarek, and all new
.cause .from a distance .appliances .greatly .difficult
Exercise2 development is banned within park boundaries.
: 3
1 .Today , most Sami have houses in villages near Sarek and live a
.the instant
2 modern life just like their neighbours.
.In addition
3 Perhaps because the government has taken steps to keep Sarek in
.in this sense
4 its natural state;or perhaps more people want to seek for modern
.potentially
5 life like their neighbours.
.keeps track of 4
6 .Because being in suchabeautifulandwildplacemakesthewriter
.Nevertheless
Exercise3 feel blessed to be alive .
: Exercise5
1 :
.cease resisting changes
2 buffeting; edge; flowing; blessed; territory; vast; accompanied;
.have kept in touch
3 cottages;banned;boundaries
.all of our suggestions had been opposed
4 Learning About Language
.integrate yourself into a society
5
.opposed recording weight Build up your vocabulary
Exercise4
: Exercise1
predictions;innovations; available; potentially; integrate; remote; 1 2 : 3 4 5 6 7 8
criticize;prospect E . x G ercis . e C 2 .D .A .F .B .E .H
Using Structures :
1 记者 客观的
.journalist (derivative) objective (compound)
Exercise1 2 无论何时
: .Whenever (compound)
1 3 巨大 广大 激动人心的
.will be taking .vastness ; (derivative) breathtaking
2
.would grow (compound)
3 4 传统的 机场
.showed .traditional (derivative) airport (compound)
4 茶壶 茶杯
.will be playing teapot (compound) teacups (compound)
5 5 冰淇淋
.will still be doing .Ice Cream (compound)
6 Exercise3
.will stay :
7
.will see set up;boundaries;visible;remote;ban;vast;on the move
8
.will be watching Discover useful structures
Exercise2
: Exercise2
keeping;hope;will give up;want;doing;have been;drive;will 1 :
operate;try;having;need;finding 2 .Studying abroad is both challenging and rewarding.
Reading and Writing .Due to the extremecold,goingonahikingtourinSarekinwinter
would hardly be possible.
Exercise1 3
: .Honestly, exploring avastunknownlandcanbebothexcitingand
Scientific magazine;Thepurposeistomakeanexactcopyofanother terrifying.
4
animal or plant. .Adopting a positive attitude is good, even when things are
Possible audience are gardeners and scientists. difficult.
161
5
.Hiring local guides is strongly advised, because they can offer nature lovers from all over the world.
2
accurate knowledge of Sarek culture and history. .Inthislittleremotevillage,thereisonlyanarrowrouteleadingto
Exercise3
: the outside world.
3
covering; Combining; taking; walking; experiencing; growing; .The lake is clear, and the snow⁃covered mountain upside down in
limiting;growing the water can be seen clearly.
4
Using Language .The invention of steam engine has brought great changes to the
Exercise1 modern world.
:
Using Structures
A⁃3;B⁃1;C⁃4;D⁃6;E⁃5;F⁃2
Exercise1
Using Language :
1 2 3 4 5
Exercise1 .Skiing .Crying .Learning .finishing .Getting
: 6
.Talking
Exercise2
A B C D :
1 2 3 4 5 6
.E .A .F .D .B .C
visitapirateship; Exercise3
meet an adorable AparadeofSnow :
White or Mickey
fairytaleorcartoon exciting; seeking different experience; Realizing; walking;
Mouse
character appreciating;Booking transportation and hotels online;Imagining
how to take photos;planning;hiring a local guide
Famous country
Haveasuperbold
Dollywood in the music groups put UNIT 4 BODY LANGUAGE
woodenrollercoaster
USA on performances
Thunderhead
there
STUDENTS BOOK
Whale Shark Plenty of res⁃
Chimelong Ocean Aquarium; taurants with Reading and Thinking
KingdominChina dolphin and sea tasty food for Exercise2
lion;polarbears everyappetite :
Exercise2
money Japan
:
1
.B Main attractions zero France
C Thematic characters
notpolite BrazilandGermany
D Food
2略
. greeting FranceandRussia
Assessing Your Progress
sleep everywhere
Exercise1
: full everywhere
remote;vast;accompany;territory;fascinating;appeals to;blessed
Exercise2 Learning About Language
:
1 Exercise1
.Seeing the colourful mountains and rocky landscape impressed me :
most when visiting Zhangye Danxia Geopark.
2 Noun Verb Adjective Adverb
.Admiring the magnificent peaks/landscape, taking a raft ride and
experiencing the local customs of the Tujia people and the Miao difference different differently
people top the list of tourists favourite activities in Zhangjiajie.
3 variety various variously
.Touristsliketakingaboattourandadmiringthekarstlandscapeat
Guilins Li River. reliance reliable reliably
4
.Viewing glaciers at Yulong Snow Mountain and listening to the
interaction interactive interactively
sound of rushing water at Tiger Leaping Gorge would appeal to
adventurous tourists in Lijiang, Yunnan Province.
approval approved approvedly
WORKBOOK
embarrassment embarrassed embarrassedly
Exercise2
Using Words and Expressions :
1 使 倚靠 休息
Exercise1 .rest:( ) ;
: 2 表现 表演
1 2 3 4 5 .display: ;
.enormously .labeled .journalist .column .entertainment 3 偏爱 赞成
Exercise2 .favour: ;
: 4 见证 目击者
.witness: ;
cottage;superb;incredible;cloth;fountain;polar;iron;swing 5 缺乏 缺乏
Exercise3 .lack: ;
: 6 皱眉 皱眉头
1 .frown: ;
.He was suffering a high fever and had no appetite. Exercise3
2 :
.Jack never wantedtostayinoneplaceforverylong,sohealways
interaction;to demonstrate;approve of;clues;By contrast;gestures;
on the move.
3 by comparison;break down
.Thehungrylittlegirlfantasisedbeinginawarmhouse,enjoyinga
Discover useful structures
big cake, and her mother keeping her company.
4 Exercise1
.He was wandering and totally lost track of what the teacher was :
1
saying. .We can learn a lot about what people are thinking by watching
5
.Hundreds of delicate works of paper⁃cutting will be on display at their body language.(object)
2
the citys gallery. .The crucial thing is using body language in a way that is
Exercise4
: appropriate to the culture you are in.(predictive)
1 3
.The vast grassland and fascinating scenery in Africa appeal to .In France, a person encountering an identical gesture may
162
教材习题答案
4
interpret it as meaning zero. (object) .Ultimately, they won the game and demonstrated to all the fans
4
.However, you should avoid making this gesture in Brazil and that they are a strong football team.
5
Germany, as it is not considered polite.(object) .I witnessed how this young couple got through the most difficult
5
.Elsewhere, people favour shaking hands, bowing from the waist, period of their lives.
6
or nodding the head when they meet someone else.(object) .Employing body language appropriately can help you break down
6
.A good way of saying “I am full” is moving your hand in circles barriers to communicate with others.
over your stomach after a meal.(object);(predictive) Using Structures
7
.Some body language has many different uses. Perhaps the best Exercise1
:
example is smiling.(predictive)
8 communicate→ communicating; recognise → recognising; show →
.Experts suggest smiling at yourself in the mirror to make yourself
showing;meaning→mean;make→making;being→be;sharing→
feel happier and stronger. (object)
9 shared;waved→waving;see→seeing;smile→smiling
.And if we are feeling down or lonely, there is nothing better than Exercise2
:
seeing the smiling face of a good friend.(object);(predictive)
Exercise2 staring at the ceiling;change the idea suddenly;asking a question;
:
1 2 3 4 knowing you gradually; going ahead; stretching; feeling upset;
.teaching .breaking down .bowing .Getting through
5 experiencing anxiety;looking into your eyes
.calling on Exercise3
Exercise3 :
:
subject:
challenging;considering individual differences;evaluating a patients
Climbing mountains is a good way to keep fit.
condition;Considering the whole picture;lying;maintain 爬山是保持健康的好方法
Using Language 。
Can playing soft music records make me relax?
Exercise1 播放轻音乐唱片能使我放松下来吗
: ?
1
.By looking at their body language. object:
2 否认这一点就是闭
.Some students favourite activity is daydreaming Denying this will be shutting ones eyes to fact.
3 起眼睛 不愿正视事实
.It means that nobody knows what they are interested in. , 。
4
.It helps her know when to adjust class activities, when to Her favourite pastime is playing golf.
她最喜欢的消遣是打高尔夫球
intervene, and when to talk to students individually, so they can 。
all get the most out of school. predicative:
Exercise2
: You must try your best to avoid meeting him in that street.
1 2 3 4 5 6 7 8 9 10 你必须尽你最大的努力设法避免在那条街上遇见他
.C .B .F .A .H .E .I .J .D .G 。
Assessing Your Progress When I heard his voice,I couldnt help thinking of my father.
当我听到他的声音时 我不禁想起了我的爸爸
Exercise1 , 。
:
attribute:
components;interacting;perceive;crucial;staring at;embarrassment;
The road joining the two villages is very wide.
demonstrates;lacks 连接这两个村庄的路非常宽
Exercise2 。
:
1 2 3 4 5 6 7 8 They lived in a room facing north thirty years ago.
.S;P .O .S;O .O;A .O;O .S;O .O .O;O 年前 他们住在朝北的房间里
30 , 。
9.S
adverbial:
WORKBOOK The parents can hear their daughter playing the piano.
父母能够听到他们的女儿正在弹钢琴
。
Using Words and Expressions
When he passedthebank,hesawthethiefstealingsomemoneyfrom
Exercise1
the bank.
1 : 2 3 4 5 当他经过银行时 他看见这个贼正在从银行偷钱
.adjustments .different .inquire .comparison .rely , 。
6 7 8
.assess .anger .lower complement:
Exercise2
1 : 因 No 为 t r 没 eco 听 gn 出 izi 这 ng 个 th 人 e v 的 oi 声 ce 音 ,he 所 re 以 fus 他 ed 没 to 把 gi 自 ve 己 th 的 e p 地 er 址 so 给 n h 他 is address.
.When I married my husband, my parents didnt approved of. , 。
2
.I havebeenoccupiedmyselfwithpreparingforthebirthdayparty, F 此 or 时 ge 他 ttin 忘 g 记 hi 了 s m 风 an 度 ner 一 s,h 抬 e 腿 pu 把 t h 脚 is 放 fe 在 et 了 up 书 on 桌 th 上 e desk.
shopping and decorating the house. , 。
3
.There were three factors at work in her quick recovery from the UNIT 5 WORKING THE LAND
illness;appropriate medical advice, the right medicine, and
enough rest.
4 STUDENTS BOOK
.When problems occur, people have a tendency to find excuses to
avoid responsibility.
5 Reading and Thinking
.The colours of the forest vary from season to season.
6 Exercise2
.I believe whatever you say and will always favour you. :
Exercise3
: Paragraph1 C
perceive; lean; contrast; lowered; embarrassed; ashamed; Paragraph2 D
identify;assess Paragraph3 A
Exercise4
: Paragraph4 E
1
.Some students avoidmakingeyecontactwiththeirteachersmerely Paragraph5 F
for fear of being called on to answer questions. Paragraph6 B
2 Exercise3
.He wasoccupiedinwritinghisgraduationthesisthathebarelyhad :
1
time to eat properly. .Because he continually works the land in his research.
3 2
.Young children tend to display their interest by staring at .In order to tackle the serious shortage of food to eat.
3
something they like. .They can attain a higher yield than conventional crops.
163
4 WORKBOOK
.His innovation has helped feed not just China but many other
countries that depend on riceaswell,suchasIndiaandVietnam. Using Words and Expressions
5
.His latest vision is “seawater rice”.
Exercise4 Exercise1
: :
1 2 3 4 5 1 2 3 4 5
.educated .graduation .generation .created .estimation .convince .convinced .envisioned .vision .chemicals
6 7 8
Learning About Language .chemistry .essential .essentials
Exercise2
Exercise1 :
1 2 3 4
:
1 2 3 4 5 .extension .generated .overcome .has been expanded
5
.tackle .devotes .convinced .overcame .expand
6 .is estimated
Exercise3
.leisure
Exercise2 :
1
:
1 2 3 4 .We need a lot of research to test this assumption.
2
.characteristic .shortage .assume .consumption
5 6 7 8 .Why the mother is confused is the babys indigestion.
3
.celebrity .crisis .conventional .generate
Exercise3 .Cheating in examinations is strictly prohibited.
4
:
1 2 3 4 .We need to find the best way to attain our goal, so we turn to
.is composed of .reality .consumption .deep down
5 6 7 professor Wang for advice.
5
.conventional .vision .tackling
.In big cities, bicycles are becoming an alternative to private cars
Discover useful structures
for short⁃distance means of transport.
Exercise4
Exercise2 :
: 1 2 3 4
1 2 3 4 5 .the need for .widespread use .a diversity of .boosted the
—C —D —A —E —B 5 6
Using Language development .increased output .It is estimated
Using Structures
Exercise1
: Exercise1
1 :
.Because chemical farming is a great way to fight crop disease and 1
.Where he had lost the laptop was what we wanted to know.
increase production. 2
2 .How he did the experiment was puzzling to other people.
.Pesticides can damage the land by killing not only harmful 3
.Whether they use too many chemical pesticides is what I worry
bacteria and insects, but also helpful ones.
3 about most.
.Oneproblemwiththeuseofchemicalfertilizersisthatcropsgrown 4
.Thatthelivingconditionsandincomeofthefarmershaveimproved
with them usually grow too fast to be rich in nutrition.
4 a lot makes people happy.
.Organic farming is simply farming without using any chemicals. 5
5 .When is the date for the sports meet has not been decided on yet.
.In order to produce rich soil. Exercise2
6 :
.To grow good food while avoiding damage to the environment or to 1
.What he said is reasonable.
peoples health. 2
Exercise2 .Whether she will accept the invitation has not been clear yet.
: 3
.Where the animals are moving to is not exactly known.
Paragraph Mainideas Detail 4
.That you have recovered from your illness is a great relief to us.
5
bacteriaandinsects; .Why he has become distant recently is my concern.
Exercise3
1-2 D prohibited;damage; :
1 改为
growtoofast;nutrition .have I I have
2 改为
3 A naturalwaste 3 .are 改为 is
.This It
changethekindofcrop; 4 改为
.Whos Whose
4 C everyyear; 5 改为
.have has
differentdepths Exercise4
:
1
5 B demandforfood .Whether wecancontrolpestswithoutcausinganyilleffectsremainsa
Assessing Your Progress question.
2
Exercise1 .Its well known that agriculture is the foundation of our country.
3
:
1 2 3 4 5 .That some less⁃developed countries are suffering from food shortages
.output .attaining .was comprised of .for instance .soil
6 7 8 isaseriousproblemintheworld.
4
.depth .diverse .essential
1 .It is true that some herdsmen in Inner Mongolia fix electronic
.Because he observed that some farmers had much better output
sensors to their cattle to monitor their movements.
than others. Reading and Writing
2
.The sound advice and practices for people doing agricultural work
Exercise3
in the book. :
Exercise2 1
: .To make the quality of life for other people in their hometowns
1 2 3 4 5 6
.Whether .That .What .Whether .Whether .Whether better.
7 2
.Why .By helping to alleviate poverty and improve the lives of many
Video Time people in her village.
3
Exercise1 .Because the people who want to stay and work in their hometowns
:
1 2 3 4 5 can have a good effect on their hometowns.
4
.agricultural .unique .typical .sustainable .methods
6 7 8 .It means that life inbigcitiesisnotsoeasyasmanypeoplethink.
5
.ecology .profit .scholarships
.It means that life in ones hometown is good for getting new
agribusinesses up and running quite quickly.
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