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Drinking a lot of water does not do any ...

Drinking a lot of water does not do any good to the body, according to two experts in the United States. In fact, they warn, drinking too much water could be, in certain cases, harmful.

In a study, Dr Stanly Goldfarb and Dr Dan Negoianu, both of the Renal, Electrolyte and Hypertension Division at the University of Pensylvania, the United States, have denied the popular belief that drinking a lot of water clears body toxins(毒素)better, improves skin, and helps reduce weight.

Dr Goldfarb and Dr Negoianu say that they found little proof to back the public opinion that drinking 8 glasses of water every day benefits health. At the same time, they fond little proof of harm in drinking 8 glasses of water every day.

It is widely believed that in some cases-such as athletes, people who live in hot, dry environments, and those with certain medical conditions-drinking a lot of water indeed helps, but no studies have been done to prove the benefits of this practice in average, healthy people, the website medheadlines.com reports.

The study at the University of Pennsylvania also examined reports that some people experienced increased headaches when their consumption(消耗)of water was low. In one small study, which the doctors reviewed, the group drinking the most water reported fewer headaches than the control group, “but the difference in the number of headaches was o small between the two groups as to be considered unimportant.”

The researchers concluded that there is no scientific proof to support that average, healthy people need to drink at least 8 glasses of water each each day.

The website medheadines.com says that, according to an Indian doctor, drinking too much water is harmful. If water enters the body more quickly than it can be removed, problems can occur.

1.What’s the key message delivered in the passage?

A.Drinking too much water might bring harm.

B.Whether to drink enough water makes no difference.

C.Drinking too much water may cause headaches.

D.Average, healthy people should drink more water.

2.We can learn from the passage that 8 glasses of water every day_______ .

A.proves good for the body

B.has scientific proof of harm

C.is sure to reduce headaches

D.is generally considered necessary

3.Who may agree that drinking lots of water helps to lose weight?

A.The two experts.

B.The Indian doctor.

C.The general public.

D.The website.

4.According to the passage, we know that_______.

A.the website medheadlnes.com is developed by an Indian doctor

B.the study was carried out by two experts with an Indian doctor

C.the two experts performed the study at the University of Pennsylvania

D.drinking 8 glasses of water every day can cure certain diseases

 

1.A 2.D 3.C 4.C 【解析】略
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阅读下面短文,掌握其大意。然后从36-55各题所给的选项中,选出最佳选项,并在答题卡上将该项涂黑。

Mark was seven when he joined his father and two other elder brothers at sunrise in the fields. __36__ the time he was eight he was helping Dad fix up old furniture. He was given a cent for every nail he __37__ out of old boards.

He got his first __38__ job at BT’s Restaurant in town, when he reached twelve. His main tasks were__39__tables and washing dishes, __40__sometimes he helped cook.

Every day after school he would __41__ to BT’s and work till ten. Even on Saturdays he __42__ from two till eleven. At that age it was difficult going to work and __43__ his friends run off to swim or play. He didn’t necessarily like work, but he loved what working __44__ him to have. Because of his __45__ he was always the one buying when his friends and he went to the local shop. That made him __46__.

Word that he was trustworthy and hard-working __47__ around the town. A local clothing shop offered him credit(赊帐)__48__ he was only in Grade 7. He immediately __49__ a $ 68 sports coats and a $ 22 pair of shoes. He was__50__ only 65 cents an hour, and he already owed the shopkeeper $ 90! So he learned __51__ the danger of easy credit. He paid it __52__ as soon as he could.

The first job taught him self-control, responsibility and brought him a __53__of personal satisfaction few of his friends had experienced. As his father, __54__worked three jobs, once told him, “If you__55__sacrifice and responsibility, there are not many things in life you cannot have.” How right he was!

1.

A.Before

B.Within

C.From

D.By

 

2.

A.pulled

B.put

C.picked

D.pressed

 

3.

A.usual

B.real

C.main

D.participate

 

4.

A.sweeping

B.packing

C.clearing

D.empting

 

5.

A.or

B.so

C.but

D.even

 

6.

A.head

B.turn

C.change

D.move

 

7.

A.studied

B.worked

C.played

D.slept

 

8.

A.helping

B.having

C.watching

D.letting

 

9.

A.asked

B.told

C.promised

D.allowed

 

10.

A.study

B.power

C.age

D.job

 

11.

A.proud

B.friendly

C.lucky

D.hopeful

 

12.

A.ran

B.got

C.flew

D.carried

 

13.

A.although

B.while

C.if

D.since

 

14.

A.sold

B.borrowed

C.charged

D.wore

 

15.

A.keeping

B.making

C.paying

D.taking

 

16.

A.gradually

B.greatly

C.hardly

D.early

 

17.

A.out

B.over

C.away

D.off

 

18.

A.point

B.level

C.part

D.sign

 

19.

A.he

B.that

C.who

D.whoever

 

20.

A.understand

B.demand

C.offer

D.fear

 

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