When we see well, we do not think about our eyes very often. It is only when we cannot see perfectly that we realize how important our eyes are.

People who are near-sighted can only see things that are very close to their eyes, and everything else seems blurry (=unclear). Many people who do a lot of work, such as writing, reading and sewing become near-sighted.

People who are far-sighted suffer from just the opposite problem. They can see things that are far away, but they have difficulty in reading a book unless they hold it at arm’s length. If they want to do much reading, they must get glasses, too.

Other people do not see clearly because their eyes are not exactly the right shape. They have what is called astigmatism (散光). This, too, can be corrected by glasses. Some people’s eyes become cloudy because of cataracts (白内障). Long ago these people often became blind. Now, however, it is possible to operate on the cataracts and remove them.

Having two good eyes is important for judging distances. Each eye sees things from a slightly different angle. To prove this to yourself, look at an object out of one eye; then look at the same object out of your other eye. You will find the object’s relation to the background and other things around it has changed. The difference between these two different eye views helps us to judge how far away an object is. People who have only one eye cannot judge distance as people with two eyes.

1.When things far away seem indistinct(模糊不清) , one is probably____.

A. near-sighted B. far-sighted

C. astigmatic D. suffering from cataracts

2.The underlined word suffer in the third paragraph probably means_____.

A. experience B. imagine

C. feel pain D. are affected with

3. Having two eyes instead of one is particularly useful for______.

A. seeing at night B. seeing objects far away

C. looking over a wide area D. judging distances

4.People who suffer from astigmatism have______.

A. one eye bigger than the other

B. eyes that are not exactly the right shape

C. a difficulty that can be corrected by an operation

D. an eye difficulty that cannot be corrected by glasses

America is growing older. Fifty years ago, only 4 out of every 100 people in the United States were 65 or older. Today, 10 out of every 100 Americans are over 65. The aging of the population will affect American society in many ways — education, medicine, and business. Quietly, the graying(老龄化)of America has made us a very different society — one in which people have a quite different idea of what kind of behavior is suitable at various ages.

A person’s age no longer tells you anything about his / her social position, marriage or health. There’s no longer a particular year in which one goes to school or goes to work or gets married or starts a family. The social clock that kept us on time and told us when to go to school, get a job, or stop working isn’t as strong as it used to be. It doesn’t surprise us to hear of a 29-year-old university president or a 35-year-old grandmother, or a 70-year-old man who has become a father for the first time. Public ideas are changing.

Many people say, "I am much younger than my mother-or my father- was at my age." No one says "Act your age" anymore. We’ve stopped looking with surprise at older people who act in youthful ways.

1.It can be learned from the text that the aging of the population in America ______.

A.has made people feel younger

B.has changed people’s social position

C.has changed people’s understanding of age

D.has slowed down the country’s social development

2.The underlined word ‘one’ refers to _______.

A.a society B.America C.a place D.population

3."Act your age" means people should _______.

A.be active when they are old

B.do the right thing at the right age

C.show respect to their parents young or old

D.take more physical exercises suitable to their age

4. If a 25-year-old man become general manager of a big firm, the writer of the text would most probably consider it _______.

A.normal B.wonderful

C.unbelievable D.unreasonable

阅读下面短文,掌握其大意,然后从1—20各题所给的四个选项(A、B、C和D)中,选出最佳选项。

I was required to read one of Bernie Siegel’s books in college and was hooked on his positivity from that moment on. The stories of his unconventional and the exceptional patients he wrote about were so to me and had such a big on how I saw life from then on. Who knew that so many years later I would look to Dr. Bernie and his CDs again to my own Cancer experience ?

I’m an ambitious , and when I started going through chemo( 化疗 ),even though I’m a very ________ person, I lost my drive to write. I was just too tired and not in the . One day, while waiting to go in for , I had one of Dr. Bernie’s books in hand. Another patient what I was reading and struck up a conversation with me ________ he had one of his books with me as well. It ________ that among other things, he was an eighty—year---old writer. He was ________ a published author, and he was currently ________ on a new book.

We would see each other at various times and ________ friends. Sometimes he wore a duck hat, and I would tell myself, he was definitely a ( n ) ________ of Dr. Berline. He really put a ________ on my face. He unfortunately ________ last year due to his cancer, ________ he left a deep impression on me and gave me the ________ to pick up my pen again. I ________ to myself, “If he can do it, then so can I. ”

1.A.ideas B.tastes C.notes D.memories

2.A.amazing B.shocking C.amusing D.strange

3.A. strike B. push C. challenge D. impact

4.A. learn from B. get through C. go over D. refer to

5.A. reader B. writer C. editor D. doctor

6.A. honest B. agreeable C. humorous D. positive

7.A. state B. position C. mood D. way

8.A. advice B. reference C. protection D. treatment

9.A. viewed B. knew C. noticed D. wondered

10.A. because B. while C. although D. providing

11.A. came out B. turned out C. proved out D. worked out

12.A. naturally B. merely C. hopefully D. actually

13.A. deciding B. investing C. relying D. working

14.A. became B. helped C. missed D. visited

15.A. patient B. operator C. fan D. publisher

16.A. smile B. sign C. mark D. mask

17.A. showed up B. passed away C. fell down D. set off

18.A. since B. but C. so D. for

19.A. guidance B. trust C. opportunity D. inspiration

20.A. promised B. swore C. replied D. thought

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