1 . At first, the grains of rice that Ingo Potrykus held in his fingers did not seem at all _________, but inside, these grains were not white, as ordinary rice is, but a very pale yellow — thanks to beta-carotene (胡萝卜素), a building block for vitamin A.

For more than a decade Potrykus had _________ creating a golden rice that could improve the lives of millions of the poorest people in the world, strengthening their eyesight and their _________ disease.

_________ imagining golden rice was one thing and creating one quite another. Year after year, Potrykus and his colleagues ran into one _________ after another until success finally came in the spring of 1999.

At that point, he tackled an even greater challenge. The golden grains _________ pieces of DNA borrowed from bacteria and flowers. It was what some would call Frankenfood, a product of genetic engineering. As such, it _________ a web of hopes and fears.

The debate began the moment genetically engineered crops (GM crops) were first sold in the 1990s, and it has _________ ever since. First to start major protests against biotechnology were European environmentalists and consumer-advocacy groups. They were soon followed by their U.S. counterparts (相对应的人事物).

The hostility is _________. Most of the GM crops __________ so far have been developed to produce a plant that is not harmed by chemicals used to kill weeds (杂草) in the fields. These genetically engineered crops are often sold by the same large, multinational corporations that __________ the weed-killing chemicals that farmers spray on their fields. Consumers have become suspicious (怀疑的).

The benefits did seem small __________ golden rice was developed. It is the first strong example of a GM crop that may __________ not just the farmers who grow it but also the consumers who eat it. In this case, those include at least a million children who die every year because they are weakened by vitamin-A deficiency (缺乏) and an additional 350,000 who go blind.

Many people __________ poverty and hunger look at golden rice and see it as evidence that GM crops can be made to serve the greater public good. They see a critical role for GM crops in feeding the world’s ever-increasing population. As former U.S. President Jimmy Carter put it, “Responsible biotechnology is not the enemy; __________ is.”

2 . On a bright sunny day, I stared my day off by volunteering at the L. A. Food Bank. My reason for volunteering at the food bank was to satisfy my need to help others and leave a _________, however small a difference it is, in someone’s world. As I_________the food bank, there were lots of people there. The room appeared to be _________as people waited in lines to _________with coordinators (协调员). Everybody volunteering began heading quickly to their given _________ after checking in. Coordinators _________ me to repackage donated food items (物品) from local food drives after being sorted and _________ by other volunteer. When I _________ the donated food items, each bag had to _________ the correct amount of food items. As a team. we effectively worked similarly to a __________assembly (装配) line as the items continuously moved down the __________to volunteers. We __________placed the food items into bags before the table would get overcrowded. My __________ was that all this hard work and effort would be worth it by allowing us to __________ those in need. My task required a lot of __________ when trying to work swiftly with my hands while ensuring that items placed in bags were correctly __________·Here I had a chance to communicate with a variety of people while improving my __________ skills .We worked together as a team to __________ that our task was going effectively.

By helping pack food items. I was able to make as significant impact on my community by helping people fight __________ and giving them hope for a better life. After this experience, I feel a sense of __________within me which does not usually happen.

3 . Language studies traditionally have paid much attention to verbal and written language. But recently they have begun to consider language without _______ , for people regard nonverbal(非言语的) _______ as having meaning. Nonverbal acts either accompany verbal messages are used _______ . They may support or even contradict _______ messages. They are more likely to be used _______ because they are habitual and routine behaviors.

In some _______ , people express more nonverbally than verbally. If you ask an obviously depressed person, “What’s wrong?”, and he answers, “Nothing. I’m fine, ”you probably won’t _______ him. When an angry person says, “Let’s _______ the subject. I don’t want to talk about it anymore!” actually he hasn’t _______ communicating. His withdrawal and ________ continue to convey emotional meaning.

One study showed that 93 percent of the ________ was communicated by the tone of the ________ and facial expressions, while only 7 percent of the speaker’s attitude was conveyed by words. It is ________ that we express our emotions and attitudes more nonverbally than verbally.

Nonverbal communication expresses ________ or feeling beyond words. Universal emotions, such as happiness, fear, and sadness, are expressed in a ________ nonverbal way throughout the world. There are, however, nonverbal differences across cultures that may be a source of ________ for foreigners. For example, feelings of friendship ________ everywhere but their expression ________ . It may be acceptable in some countries for men to embrace each other and for women to hold hands; in other countries these acts of ________ may be shocking.

What is acceptable in one culture may be completely unacceptable in another. In order to correctly ________ another culture’s style of communication, it is necessary to study the ”silent language“ of that culture.

4 . If you order a Burger King Stacker Quad,you'll be served with a hamburger with no trace of any vegetable in it,a fact boasted about in the TV ads that accompanied the launch of the product in the United States.The Stacker Quad may be extraordinary, but it is far from_________.Recent times have seen the launch of products that the industry calls"indulgent offerings"foods marketed specifically on the basis of how much meat and cheese and how few vegetables they _________, it is worth _________how strange these developments would have seemed just two years ago,when the _________ to fast-food was at its height. At that time,the American burger restaurant Wendy's added a fresh-fruit bowl to its menu.However, at the end of last year,the company quietly _________the menu,blaming a lack of demand for such healthy dishes."We listened to consumers who said they wanted to eat fresh fruit,"a spokesman told the New York Times,"but apparently they _________ .

The industry's_________, it seems, had been to listen to the market researchers instead of the food psychologists. People tell researchers what they think they want to hear,or what the respondents want to believe about themselves. But we know,_________ recent psychological research, that people drink more than a third more fruit juice when they pour it into a short, wide glass instead of a narrow,tall one,and that people will eat more of a product if it comes in a bigger package.We know that people will report that 'Black Forest Double-Chocolate Cake' taste better than"Chocolate Cake', even when the cakes themselves are exactly the same. _________, we know that just because people say they want to eat more healthily, it doesn't mean they really do want to.

Denny Marie Post,from Burger King, admits that the fast-food industry vastly __________the appeal of healthier product lines."Healthy eating is more a state of intention than it is of __________ ."she says.There is a very small percentage whose behaviour agrees with their intentions.Andrew Geier,a psychologist at the University of Pennsylvania, recently conducted an experiment in which he placed a large bowl of sweets in the lobby of an apartment building.Eat your __________. Please use the spoon to serve yourself read a sign he placed next to the bowl.He left it there for 10 days in a row,with,on alternative days, either a teaspoon or a large spoon that held a quarter of a cup of sweets.When they were using the __________spoon, people on average took two thirds more sweet. This __________is known as'unit bias'-the way we tend to think that whatever quantity a product is sold in must be appropriate amount to __________.

5 . The most important day I remember in all my life is the one on which my teacher, Anne Mansfield Sullivan, came to me. I am filled with wonder when I consider the immeasurable contrasts between the two lives which it connects. It was the third of March, 1887, three months before I was seven years old.

On the afternoon of that eventful day, I stood on the porch, dumb, ________. I guessed vaguely from my mother's signs and from the hurrying to and from in the house that something unusual was about to happen, so I went to the door and waited on the steps. The afternoon sun penetrated the mass of honeysuckle that covered the porch, and fell on my upturned face. My fingers lingered almost ________ on the familiar leaves and blossoms which had just ________ to greet the sweet southern spring. I did not know what the future held of ________ or surprise for me. Anger and bitterness had preyed upon me continually for weeks and a deep languor(倦怠)had ________ this passionate struggle.

Have you ever been at sea in a dense fog, when it seemed as if a tangible white darkness shut you in, and the great ship, tense and anxious, groped her way toward the shore with plummet(铅锤) and sounding-line(测深索), and you waited with beating heart for something to happen? I was like that ________ before my education began, only I was without   ________ or sounding-line, and had no way of knowing how near the ________ was. "Light! Give me light!" was the wordless cry of my soul, and the light of love shone on me in that very hour.

I felt approaching footsteps. I stretched out my hand as I would to my mother. Someone ________ it, and I was caught up and held close in the arms of her who had come to ________ all things to me, and more than all things else, to love me.

The morning after my teacher came she led me into her room and gave me a doll. The little blind children at the Perkins Institution had sent it and Laura Bridgman had dressed it; but I did not know this until ________. When I had played with it a little while, Miss Sullivan slowly spelled into my hand the word "d—o—l—l." I was at once interested in this finger play and tried to ________ it. When I finally succeeded in making the letters correctly I ________ with childish pleasure and pride. Running downstairs to my mother I held up my hand and made the letters for doll. I did not know that I was spelling a word or even that words existed; I was simply making my fingers go in monkey-like imitation. In the days that followed I learned to spell in this ________ way a great many words, among them pin, hat, cup and a few verbs like sit, stand and walk. But my teacher had been with me several weeks before I understood that everything has a ________.