Confucius is honored for setting the tone for much traditional Chinese music     1    thousands of years. He     2     (think) to be a great educator. However, he is also a     3    (talent) musician who was able to play several instruments expertly. Perhaps nowadays for people around the world, music is meant mainly for amusement.     4    during the time of the Zhou Dynasty about 500 B. C., music     5    (have) an important role in making the society stable(稳定).

How music was used and performed is expressed in several main Confucian books. Confucius taught that     6    (educate) somebody, you should start with poems, emphasize propriety(礼节), and finish with music.

Musical knowledge was     7     matter of higher learning. It is said that among the six most important subjects to study, he ranked music higher than the other five necessary subjects like writing and mathematics.

Music was important because in ancient China, the ideal society was to be governed mainly by ritual(礼制) functions, and in a culture     8     people behaved according to ritual, music was used to help govern them. So music wasn't     9    (real) entertainment (娱乐), but a means for the ruler to accomplish political and social goals. Music is eventually(最终) a means of realizing social     10    (happy).

When it comes     1     U.S. middle school science and engineering, girls took the top five prizes at the 2019 Broadcom MASTERS, a competition for middle school students across the country.

The winners were announced last month. The champion was 14-year-old Alaina Gassler who designed     2     system to make driving safer by reducing the number of blind spots, the areas that drivers cannot see outside their vehicles(交通工具),     3     lead to about 840,000 accidents a year nationwide. Alaina’s system helps drivers see “through” a pillar（柱状物）, the part of the vehicle at the front that joins the top and front window. Alaina used a camera to help drivers to see what is blocked. The camera sends video to a device that     4    ( show) images on the     5     side of the pillar. The driver then can see     6     is in the blind spot.

Alaina said that when she heard her name     7    （call）as the winner, she felt surprised. She told the reporter “it was so     8    (expect)”. She received a $25,000 prize for her     9    ( invent). Alaina said she wanted to make improvements on her device with the money, making it easy     10    (see) in any kind of weather, or at any time of day. She also told the magazine she hoped to sell her idea.

The world’s     1     (famous) heart surgeon, the Egyptian Professor, Sir Magdi Yacoub, has transplanted more hearts than anyone else. To the countless people whose lives he     2     (transform) and saved, he is a hero. Professor Yacoub     3     (inspire) in his work by his father, who was a general surgeon.

Now 66 years old, professor Yacoub still retains his energy and extraordinary enthusiasm for his career. For 43 years, he has dealt with desperate patients whose combination of poor diet, inactive lifestyle and stress overload have caused them to ask for his help.     4     all these experiences, he is very aware of the role of good nutrition and regular exercise in maintaining good health. He eats very well and swims early each morning.

Professor Yacoub’s life is always hectic (狂热的).     5     a donor heart has suddenly been found, then an operation has to take place quickly. He works long hours; he says there are no regular hours for a heart surgeon, as the surgery     6     take place when it needs to be carried out.

For relaxation, professor Yacoub enjoys     7     (garden) and even grows orchids. One dream of     8     is to go to the Amazon one day     9     (see) the rare plants there. He is patron of the Chain of Hope charity, which aims to take medical expense to the developing world. Specialist teams give their time free and travel all over the world to places such as Mozambique and Jamaica to train local surgeons in techniques that     10     (save) lives. This charity also brings needy children to the West necessary heart surgery.