Faces, like fingerprints, are unique. Did you ever wonder how it is possible for as to recognize people ______ Yet a very young child—or even an animal, such as a pigeon-can learn to recognize faces. We all take this ability for granted.A. Even a skilled writer probably could not describe all the features that make one face different from another.B. Like the human face, human personality is very complex.C. But we can easily tell the" good guys" from the" bad guys" because the two types differ in appearance as well as in actions.E. Bookworms, conservatives, military types-people are described with such terms.F. We also tell people apart by how they behav
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某工程施工工期较长,能固结排水。当工程完工后,使用荷载短期内突增,宜选择的三轴压缩试验方式是______。
如果挡土墙在土压力作用下不向任何方向移动或转动而保持原来的位置,则作用在墙背上的土压力称为______。
In an hourglass, sand drops from the top to the bottom through a small ______ in the middle.
Okinawans (日本冲绳) continue to practice martial arts, ride bicycles, dance, garden, walk, and fish well into their old age, which helps keep them looking and feeling healthy. They have relaxed schedules, which reduces their stress levels. And they pay attention to their spirituality and their inner selves through prayer and meditation. ______.A. Okinawans living in Brazil and eating a typical Brazilian diet rich in red meat have a life expectancy 17 years lower than that of their countrymen in Okinawa.B. Each of these behaviors is an important piece of the Okinawan formula for health and longevity.C. The Okinawan diet consists mostly of vegetables and whole grains.D. But Okinawans enjoy riches of a different kind—they have the longest life—expectancy rate in the world.E. So what is the secret to the Okinawans’ health and longevityF. In fact, compared to the United Stales, Okinawa’s death rate for coronary heart disease is 80% lower.