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Netizens turned the weibo account of China’s second richest man into a battlefield debating charity giving after other celebrities publicized their donations. ________ the netizens’ questions, Jack Ma said he was bothered when he owned more than 10 million yuan.

A. In a gesture to B. In honor of

C. In response to D. In association with

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Space is a dangerous place, not only because of meteors (流星) but also because of rays from the sun and other stars. The atmosphere again acts as our protective blanket on earth. Light gets through, and this is necessary for plants to make the food that we eat. Heat, too, makes our environment endurable. Various kinds of rays come through the air from outer space, but enormous quantities of radiation from the sun are screened off. As soon as men leave the atmosphere they are exposed to this radiation but their spacesuits or the walls of their spacecraft, if they are inside, do prevent a lot of radiation damage.

Radiation is the greatest known danger to explorers in space, The unit of radiation is called “rem” Scientists have reason to think that a man can put up with far more radiation than 0.1rem without being damaged; the figure of 60 rems has been agreed on. The trouble is that it is extremely difficult to be sure about radiation damage. A person may feel perfectly well, but the cells of his or her sex organs may be damaged, and this will not be discovered until the birth of deformed children or even grandchildren. Missions of the Apollo flights have had to cross belts of high radiation and , during the outward and return journeys, the Apollo crew accumulated(积累) a large amount of rems. So far, no dangerous amounts of radiation have been reported, but the Apollo missions have been quite short. We simply do not know yet how men are going to get on when they spend weeks and months outside the protection of the atmosphere, working in a space laboratory. Drugs might help to decrease the damage done by radiation, but no really effective ones have been found so far.

1.In which way is the atmosphere necessary to man according to the first paragraph?

A. It screens off the falling meteors.

B. It provides enough light for plants to grow.

C. It supplies the heat necessary for human survival.

D. It protects him against the harmful rays from space.

2.We know from the passage that .

A. exposure to even tiny amount of radiation is fatal( 致命的)

B. the effect of exposure to radiation is slow in coming

C. radiation is avoidable in space exploration

D. astronauts in spacesuits needn’t worry about radiation damage

3.The underlined word “deformed” probably means .

A. badly-shaped B. weak

C. naturally-grown D. ugly

4.It can be inferred from the passage that .

A. the Apollo mission was very successful

B. astronauts will have deformed children or grandchildren

C. protection from space radiation is no easy job

D. radiation is not a threat to well-protected space explorers

七选五

Last month, students from one hundred and three universities in eighty-eight countries took part in an international computer programming contest. The Battle of the Brains took place in Harbin, China. 1.

Jerry Cain, coach of Stanford University Team, California, says “One of the programming problems was trying to figure out how to break a chocolate bar into a certain number of pieces of a certain number of sizes and to do it as quickly as possible. 2.

The students first listed the problems in order of difficulty. 3. They designed ways to test their solutions. And they wrote needed software systems. Even the winning team from Shanhai Jiaotong University in China was not able to solve all the problems within the given time limit. Stanford’s team solved five problems and finished in 14th place. Stanford was one of twenty-one American universities that took part in the contest this year.

4. . It began in 1970 at Texas A and M University. The contest quickly became popular in the United States and Canada. It developed and grew as more and more schools took part in local and area contests.

The first final competition was held in 1977 at the Association for Computer Machinery Computer Science Conference. Today, a network of universities holds area competitions that send the winners to the world finals, now organized by IBM. Contest spokesman Doug Heintzman says the world champions receive prizes and scholarships. 5.

A. The competitors show great interest in IBM.

B. Then they figured out the requirements of each.

C. And that’s probably the simplest of all of them.

D. This competition is an opportunity to be recognized by famous universities from the world.

E. Three-person teams from each school had five hours to solve eleven real world problems.

F. The official name of the Battle of the Brains is the ACM International Collegiate Programming Contest.

G. They are also guaranteed an offer of employment with IBM.

Most people say “yes” much more readily than “no”.

A friend is moving house this weekend and would like some help, and you agree. But, what you really wanted was a couple of quiet days relaxing at home. Or a roommate spends the entire weekends playing video games and wants to borrow your homework for “reference”. But, you’ve just finished it after taking a whole day to work hard.

Many people say “yes” to these kinds of requests. They tend not to consider their own interests and feelings, and are often angry with themselves afterwards.

Saying “no” requires courage and considerable practice, in fact, according to psychologists.

“Everyone wants to be liked,” says Gabriele Steinki, a German psychologist. “Saying ‘no’ risks losing the affection of the person asking the favor or even a job.”

The result is that many people say “yes” just for keeping the peace. But experts say this is regrettable. Anyone should have the right to say “no”.

In fact, rejecting a request can even help to strengthen a relationship because it expresses a true feeling.

But, for people used to agreeing to every request, changing can be a long and uncomfortable learning process.

Most people believe that “If I say ‘no’, I’ll lose the affection of the person. But the affection is important to me.” This way of thinking can be replaced by this: “If he only likes me because I always do what suits him , then the price of his affection is too high in the long term.”

Steinki says the key is talking to the other person to find a mutual (相互的) solution. “One needs to present the situation from one’s own point of view, and to suggest how the situation can be dealt with to the advantage of both parties. The other person must have the feeling that his interests are being considered.”

When the refusal is not accepted, Steinki advises giving the reasons calmly again until the person gets the message.

1.Most people say “yes” much more readily than “no” because ________.

A. they don’t care about their own interests and feelings

B. they don’t know they will regret afterwards

C. they have already been used to saying “yes”

D. they care more about others’ affection

2. In the opinion of experts, _________ .

A. people need a lot of practice to say “no”

B. people should say “yes” to keep the peace

C. saying “no” means losing a job

D. people have the right to be liked

3. According to the writer, what should you do if you want to refuse the other person’s request?

A. Just say you can’t help him.

B. Say sorry to him.

C. Refuse him clearly.

D. Talk to the other person to find a mutual way.

4.According to the writer, what should you do if your refusal is not accepted?

A. Say yes to him.

B. Repeat your reason for his acceptance

C. Just go away

D. Say no to him

5.What is the best title of the passage?

A. You Need Courage To Say “No”

B. “Yes” More Than “No”

C. Nobody Has the Right To Say “No”

D. It’s Easy To Say “Yes”

The expression “a thirst for knowledge" may soon have a new meaning for millions of people who have no way to get clean water. Researchers have developed a book with specially treated pages that can turn dirty water into clean and drinkable water. They say their invention could improve the lives of many in the developing world.

About 700 million people around the world are at risk of disease or even death because their drinking water is not clean. The water is polluted by harmful bacteria.

The book contains 25 pages. Each page is about one millimeter thick. The pages contain very small particles (微粒) of silver. The pages can be used as filters(过滤器)to remove harmful microorganisms (微生物) that can pollute drinking water. The filter kills the organisms that pass through it.

Pictures on the pages show the dangers of dirty water and how to use the book for those unable to read. The pages are made of filter paper. They are designed to be torn from the book. Water can be poured through the paper to be cleaned.

Ms. Dankovich, the inventor, says each page can treat up to 100 liters of water. She recently presented her invention at the meeting of the American Chemical Society in Boston, Massachusetts. She was asked whether she had considered adding classic literature on the book's pages.

"The idea of classic texts—that's of interest maybe later. We have discussed a little bit more exciting text. But we really haven't had the time to go through that part," she says.

Teri Dankovich and another researcher tested the drinkable book in Bangladesh, Ghana and South Africa. The tests proved to be successful.

Water for Life, a non-governmental organization, has provided financial support for the project.

1.What do we learn about the book from the text?

A. It sells well around the world.

B. It has pages with several functions.

C. It is about environment protection.

D. It can treat about 100 liters of water.

2.What does the underlined phrase "that part" in Paragraph 6 refer to?

A. Classic texts. B. Invention presentation.

C. Exciting discussion. D. Financial support.

3.In which country did not the researchers test the drinkable book?

A. Bangladesh. B. Ghana

C. South Africa. D. America.

4.What is the main idea of the passage?

A. Researchers have found a way to save those being ill.

B. Millions of people are in great need of drinkable water.

C. Book pages could provide safe drinking water.

D. Knowledge is as important as drinkable water.

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