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A.abundant B. complicated C. conflict D. confrontedE. distribute F. environment G. highlight H. innovations I. intensified J. outcomeK. rateL. reliableM. replace N. sourcesO. SubsequentWater is life. We depend on it to keep us and the (1) ____healthy. Nonetheless, many people take water as a natural resource for granted. Today, the situation has changed. As the population of the world increases, and with it the demand for water, there is growing concern that our water supplies will not be as (2) ____ as we think. Eighty countries now have water shortages and 2 billion people lack access to clean water. One billion people lack enough water to simply meet their basic needs.While nearly 70 percent of the world is covered by water, only 2.5 percent of it is fresh. This tiny amount of fresh water available on the planet has remained fairly constant over time and is (3) ____unevenly around the world. The growth of the world population, therefore, (4) ____ competition for a clean supply of water every year. Worse still, humans are not efficient users. According to the United Nations, water use has grown at more than twice the (5) ____ of population increase in the last century. The reality is that an increasing number of regions are (6) ____ with water scarcity. By 2025, two-thirds of the world’s population may face water shortages.An adequate and (7) ____ water supply is essential to the future of every country. To increase and conserve supplies of fresh water, many countries have been working at technological (8) ____, one of which is in the process of desalination. New filtration systems have been developed to (9) ____ traditional heating methods. Thus the expected (10) ____ can be achieved: lower costs.
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A. quality B. appreciate C. frequent D. gently E. troubleF. surprise G. rough H. praise I. reached J. satisfaction.K. finishing L. failed M. for N. serious O. greeting.Passage fourThe manager of the office was a hard-working man who was honest, clean and clever, but he had never learnt one very important 1)____ -- politeness. He never took the 2)____ to be polite; he always gave an order: “ do this and be quick about it.” When he 3)____ to hear a question clearly, he just shouted, “what?” the words “please” “I beg your pardon” and “thank you” formed no part of his conversation.If he had spoken 4)____, the work of the office would have been done well, for the staff was a good one. But one after another they left and found work elsewhere. No one could explain to him why they did not stay. So he never understood the causes of the 5)____ changes in the office staff, and probably did not know how impolite he was.Even his chief clerk, Hollis, was getting tired of his 6)____ way of speaking. But he had no courage to tell him about it until one Friday evening. Hollis had spent several nights 7)____ some difficult papers that the manager wanted on Friday. With great 8)____ he brought them into the manager’s office and put them on his desk, thinking that this time he might receive a word of 9)____. The manager looked at them and said nothing.As Hollis 10)____ the door on his way out of the office, he turned around and said, “I beg your pardon, sir?”“I didn’t speak,” said the manager shortly.“Oh!” said Hollis, “I thought you said ‘Thank you’.”
Passage fiveSocial communication has a huge 1on our happiness and quality of life. Communication with friends will 2 stress, provide comfort and joy, prevent loneliness and isolation, and even strengthen our health. Studies show that a lack of social connection can be as 3 as smoking, drinking too much, and it will lead to a sedentary (久坐的) lifestyle. Today, technology has 4 the definition of communication. With the 5 of a button, we can add a friend or make a new connection. But having hundreds of online friends is not the same as having a close friend you can turn to or be with in person. Technology can 6 social opportunities by helping you reconnect with old friends, start new relationships with people around the world who 7 similar interests, and 8 relationships with friends who don’t live nearby. However, online friends can’t hug you when a crisis hits, visit you when you’re sick, or 9 a happy occasion with you after work. Our most important and powerful connections happen when we’re face-to-face. So make it a 10 to stay in touch in the real world, not just online. You’ll get a lot more out of an in person conversation than you will over text or social media comments
A.relaxing B. inspired C.figure D.incredible E.talentF.passions G.depressed H.naturally I.set J.inevitableK.influenceL.turn M.headlines N.found O.differencePassage sixIt was a gorgeous day and the beach was filled with people. What I witnessed there 1)___ me a lot.As I was 2)___ in the sun, a thin, shirtless man in skinny Jeans and sunglasses walked onto the beach and set down his things not too far from me. I didn’t think anything of it until a few minutes later he pulled out a shiny guitar and began to play the most 3)___ rock and roll I’d ever heard.I couldn't help trying to 4) ___ out who this guy was. This guitarist had the look of a true rock star and certainly had the talent of one, so I 5)___ thought he was somebody famous. But it turned out that he was just an ordinary local guy who loved to play the guitar and share his music with people. I was blown away that a guy with that much 6)___ wasn’t a famous musician, but then I quickly realized he didn’t need to be.Actually, you don’t have to be famous to be a rock star, do the things you love, and make a 7)___ in this world. Forget about getting on the cover of People magazine or in today’s 8)___. The guitarist on the beach beamed with happiness because he was enjoying something he loved to do and was sharing his music with us. Focus on following your 9)___ in life, planning for your future, and helping other people. Once you 10)___ your focus on your destination, everything will fall into place.
传输层协议提供了在()之间的一个逻辑通信。
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