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I'm taking a test and have to guess the right answer to the question after the article. Article: Body Language in the United States Most people shake hands and make eye contact when they meet people for the first time. Among very good friends, a woman may give another woman a little hug, and a man may kiss a woman quickly on the cheek. Males don't hug one another, which, however, is changing. Men usually shake hands with the right hand. Sometimes they use the left hand to either cover the handshake or lightly hold the other person's arm. This shows greater warmth and friendship. Most people wave hello or good -bye by extending the arm palm facing outward, and twisting the hand at the wrist. Another way is to raise the arm, palm outward, and move the whole arm and hand back and forth. This is important to know because in many other countries, the same movements mean "no". When people are waiting in a public place, such as the post office, they usually form lines. Some people get angry and complain if someone pushes their way into a line or jumps ahead of other people. Moreover, many women like men to open doors for them. They also like men to give up their seats on public transportation. However, some women do not like this type of behavior. They feel that men and women should be treated in the same way. In the United States, it's important to make direct eye contact in business and social situations. If you don't make eye contact, people will probably think that you are bored or not interested. If there is silence in these situations, people usually try to make conservation. Periods of silence make many people uncomfortable. People in the United States usually stand about one arm's length away from each other while talking or standing together. This space is called "the comfort zone". In the United States, mothers sometimes show that they are angry with children by shaking an index finger at them. People may show that they like children by patting them on the top of the head. Question: In the United States, a mother sometimes shakes an index finger at her kids to show _ . Options: A: boredom B: anger C: love D: satisfaction
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B

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I'm taking a test and have to guess the right answer to the question after the article. Article: The computer is fast, and never makes a mistake, while people are too slow, and full of mistakes sometimes. That's what people often say when they talk about computers. For over a quarter of a century, scientists have been making better and better computers. Now a computer can do a lot of everyday jobs wonderfully. It is widely used in factories, hospitals, post offices and airports. A computer can report, decide and control in almost every field. Many computer scientists are now thinking of making the computer "think" like a man. With the help of a person, a computer can draw pictures, write music, talk with people, play chess, recognize voices, translate languages and so on. Perhaps computers will one day really think and feel. Do you think the people will be afraid when they find that the computer is too clever to listen to and serve the people? Question: Which of the following can computers not do now? Options: A: Draw pictures. B: Talk. C: Invent new things. D: Serve the people.
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C

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I'm taking a test and have to guess the right answer to the question after the article. Article: If a noisy neighbor is blasting music at all hours of the day and night, drowning out your phone conversations and interrupting your sleep, you can call the police. But what is a whale to do? Natural noise from waves, wind, rain and even earthquakes is common in oceans. Unfortunately, man-made noise from oil and gas drilling, sonar, and ships is also present. Low frequency noise has doubled off the California coast every decade since the nineteen sixties. The main reasons are ships' propellers . They not only generate continuous low frequency sound, some propellers cavitate , which means they create air bubbles that collapse, creating loud popping sounds. Whales use low frequency calls to communicate across thousands of miles of ocean. They are threatened by noise pollution because it can prevent them from contacting each other and from locating their foods. Endangered humpback and right whales, which use fibrous baleen to strain food from the water, are the most at risk. Scientists studying right whales off Canada's east coast have discovered that whales are sending louder calls through the water to make themselves heard. Because they invest more energy in making calls, they have less energy available for finding food and mating. Other scientists measuring whale calls against background noise pollution have discovered that right whales have lost about eighty percent of their normal communication area. This could seriously affect survival of this already threatened species. Scientists don't have badges and guns, but they are trying to correct the noise pollution problem. By tracking ships and marine mammals and understanding how noise travels, they are creating sound maps. They hope to get shipping lanes moved so that the noise pollution ships create will not overlap with areas most important to the whales. Question: According to the description of whales, we can know that _ . Options: A: The noise made by the ships has a bad effect on the area where whales live. B: Whales can communicate with each other by diving into the deep water. C: Whales cannot find mates because they don't have enough energy. D: The communication between whales is through low frequency calls
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D