单词识记：
blood weak headache
physical
injure
overweight
poison
severe
sharp
symptom
physician
wound
ambulance
clinic
swell
unconscious
abnormal
hurt
serious
upset
短语扫描：
die of/from 死于
get over从(……)中恢复过来；克服(困难等)
operate on 给……做手术
in high/low spirits兴高采烈/情绪低落
keep fit/healthy 保持健康
break down(身体)垮掉
get into the habit of养成……的习惯
have a pain in某处疼痛
work out锻炼；解决
put on weight增加体重
[跟踪训练]
在空格处填入适当的词(1个单词)或所给词的正确形式
1．The study suggests that governments have a responsibility to encourage people to be more
(physical) active.
2．Unless they
(wound)，water buffaloes(水牛) are probably the gentlest farm animals in the world.
3．We must send her to hospital at once，or she’s going to
(blood) to death.
4．
(symptom) are a slight fever，headache and loss of appetite.
5．It’s hard to take them
(serious) in their pretty grey uniforms.
6．“How will they get
that problem？”he wondered.
7．The doctors decided to operate
the patient at once.
8．Her health broke
under the pressure of work.
9．I have a smarting pain
the back of my head.
10．I believe that you can work
this problem by yourself.
Ⅰ.完形填空
(2015·河南开封市高三二模)
It is hard to decide which food to buy in an American grocery store these days.The information on many products makes
1
claims.The label “organic(有机的)”
2
that the United States Department of Agriculture recognizes the product is grown under special conditions.If the food is grown
3
，it shows the words “USDA organic” on it.This is an official label.
The food is grown without chemical treatment against insects or
4
.It is grown without chemical fertilizers.Before a product is labeled “organic”，a(n)
5
visits the farm where the food is produced to make sure the farm
6
USDA standards.Organic meat，eggs and dairy products come from
7
that are given no antibiotics(抗生素)，must be fed organic food and have
8
to the outdoors.
No conclusive
9
shows that organic food is more nutritious than traditionally grown food.And the USDA—even if it proves organic food—doesn’t
10
declare that these products are safer or more nutritious.Organic foods meet the same
11
and safety standards as traditional foods.The difference
12
how the food is produced，processed and handled.Some people buy organic food for
13
reasons.Organic food is produced by
14
who emphasize the use of renewable resources.The prices between most organic food and
15
food products vary.Higher prices are due to more expensive farm
16
.A lot of work must be done every day.
The new USDA’s national organic programme for labeling is
17
to enabling consumers to make a(n)
18
choice among the foods they buy and have the
19
of the safeguard of being cheated.People who sell or label a product ?organic? when they know it does not meet USDA standards can be
20
up to $11,000.
1．A.unbelievable
B．false
C．different
D．flexible
2．A.predicts
B．proves
C．proposes
D．doubts
3．A.on the contrary
B．in any case
C．in turn
D．in this way
4．A.diseases
B．operations
C．activities
D．services
5．A.protector
B．reminder
C．inspector
D．volunteer
6．A.presents
B．opposes
C．protects
D．meets
7．A.plants
B．villages
C．animals
D．farms
8．A.solution
B．access
C．entrance
D．direction
9．A.agreement
B．concept
C．expectation
D．evidence
10．A.publicly
B．soon
C．secretly
D．anxiously
11．A.shape
B．fashion
C．quality
D．size
12．A.lies in
B．consists of
C．knows bout
D．puzzles out
13．A.financial
B．social
C．cultural
D．environmental
14．A.sellers
B．farmers
C．drivers
D．buyers
15．A.fresh
B．delicious
C．traditional
D．new
16．A.practices
B．tools
C．chemicals
D．machines
17．A.surprised
B．laughed
C．aimed
D．delighted
18．A.active
B．potential
C．wrong
D．sensible
19．A.dream
B．right
C．opinion
D．adventure
20．A.awarded
B．given
C．fined
D．spared
Ⅱ.短文改错
Cheetahs(猎豹) are the fast land creatures in the world.Why would a cheetah need to be able to running so fastly? The only animal that comes close to the cheetah’s amazed speed is its best favorite food，the gazelle(瞪羚)．In order to catch up a meal that’s as swift as the wind，the cheetah had to develop the ability.It must run as fast as，or faster as，the gazelle.Otherwise，it will face starvation.Cheetahs are a excellent example of the effects of natural selection.There is several species of large cats in the world，but none of them can match the speed of the cheetah.
加练半小时 英语答案精析
第20练 健康与医疗类(二)
高考高频单词与短语识记排查
1．physically 2.are wounded 3.bleed 4.Symptoms
5．seriously 6.over 7.on 8.down 9.in 10.out
知识运用与写作能力专练
Ⅰ.1.C [unbelievable难以置信的；false错误的；different不同的；flexible灵活的。与上文的hard to decide对应，故选C。]
2．B [与上文的claim对应。prove证明，故选B。predict预计；propose提议；doubt怀疑。]
3．D [与上文的grown under special conditions相对应。in this way用这种方法，故选D。on the contrary相反；in any case在任何情况下；in turn依次。]
4．A [与insects对应，disease疾病，故选A。operation手术；activity活动；service服务。]
5．C [美国农业部门的检查员检查后符合标准才会给予有机食品标签。inspector检验员，故选C。protector保护者；reminder提醒人；volunteer志愿者。]
6．D [meet遇见，满足，符合。meet standards符合标准，故选D。present呈现；oppose反对；protect保护。]
7．C [肉、鸡蛋、奶产品肯定来自动物。animal动物，故选C。plant植物；village村庄；farm农场。]
8．B [动物必须吃有机食物并且在户外活动。have access to使用，接近，可以利用，故选B。solution解决方案；entrance入口；direction说明，指导。]
9．D [没有确定性的证据表明有机食品比传统种植的食物更有营养。evidence证据，证明，故选D。agreement协议；concept概念；expectation期待。]
10．A [publicly declare公开声明。publicly公开地，故选A。soon不久；secretly秘密地；anxiously焦急地。]
11．C [与下文的safety standards对应，应是“质量”。quality质量，故选C。shape形状；fashion流行；size大小。]
12．A [这种不同在于食品的生产、加工和处理方式。lie in在于，故选A。consist of由……组成；know about了解；puzzle out仔细琢磨。]
13．D [与上文对应：人们购买有机食品是由于环境原因。与下文的“the use of renewable resources”对应。environmental环境的，故选D。financial金融的；social社交的；cultural文化的。]
14．B [食品的生产由重视再利用资源的农民种植。farmer农民，故选B。seller售货员；driver司机；buyer采购者。]
15．C [此处是有机食品和传统食品不同。traditional传统的，故选C。fresh新鲜的；delicious美味的；new新的。]
16．A [farm practice农场劳动。故选A。tool工具；chemical化学药品；machine机器。]
17．C [be aimed to doing sth.以……为目标，旨在……，故选C。surprise使惊奇；laugh大笑；delight使高兴。]
18．D [make a sensible choice做出理性选择。sensible理性的，故选D。active活跃的；potential潜在的；wrong错误的。]
19．B [have the right of有权……，故选B。dream梦想；opinion意见；adventure冒险。]
20．C [当人们卖贴有机标签的产品不符合USDA标准时将被罚款11 000美元。fine罚款，故选C。award酬劳，酬谢；give给予；spare节约。]
Ⅱ.
Cheetahs(猎豹) are the
land creatures in the world.Why would a cheetah need to be able to
so ？ The only animal that comes close to the cheetah’s
speed is its best favorite food，the gazelle(瞪羚)．In order to catch up
a meal that’s as swift as the wind，the cheetah
to develop the ability.It must run as fast as，or faster ，the gazelle.Otherwise，it will face starvation.Cheetahs are
excellent example of the effects of natural selection.There
several species of large cats in the world，but none of them can match the speed of the cheetah.