Acupuncture(针灸) has been used to treat countless patients for thousands of years. As an ancient Chinese medical practice, it has     1     rich history and deep cultural significance. Before modern medicine came to life, ancient Chinese had used stone tools     2    (relieve) diseases. Over time, this practice developed     3     a medical system and shaped the root of acupuncture.

Acupuncture is a treatment that aims to promote the body’s multiple self-regulating     4    (function). Its principles are in line with the philosophical concepts of traditional Chinese medicine,     5     emphasizes the balance of body and overall well-being.

Needle insertion(针刺), the most common method of acupuncture,     6    (carry) out by getting hair-thin needles into specific points on the body. This can improve the body’s inner potential to heal(治愈)     7    (it) by channeling vital energy（the qi）.

    8    (look)beyond China, acupuncture has become a global way of therapy(治疗). Over the years, acupuncture     9    (see) many advancements in scientific research and modern medicine. According to a 2019 WHO report, acupuncture is used in 113 of its 120 member countries, illustrating its widespread recognition and     10    (apply).

Alexander Fleming was born     1     August 6, 1881, on a farm near Darvel, Scotland. When he was twenty, Fleming took an entrance examination for medical school, and scored the highest of all candidates in the UK. Offered his choices of schools, Fleming chose the one at St Mary's Hospital in London. In the fall of 1928, the penicillin     2    ( discover) by Fleming,     3     received the Nobel Prize for medicine in 1945 because the penicillin saved lives of thousands of the wounded soldiers during World War II.

Albert Einstein was one of     1     greatest scientists in the world. He developed many theories or ideas. These theories contributed greatly    2     people’s understanding of the universe.

Albert Einstein was born in Ulm, Germany, on March 14, 1879. He did not do well in school, but he was     3     (interest) in mathematics and science. While at college, he studied physics and math. After graduation, he worked in a government office. At the same time, he continued studying physics on     4     (he) own.

In 1905 Einstein caused a stir by     5     (publish) five major research papers. One of these papers contained     6     (complete) new ideas about the “properties” of light. Einstein     7     (receive) the Nobel Prize for Physics in 1921, mainly for the work in this paper.

In another paper, Einstein put forward the special theory of relativity,     8     changed how scientists thought about energy and matter.

During World War II Einstein advised the United States     9     (build) nuclear weapons (核武器). He felt that these weapons might     10     (need) to defeat the Nazis. However, after World War II Einstein tried to prevent any future use of atomic weapons.

Einstein died in Princeton, New Jersey, on April 18, 1955.

Nobody before Jane fully understood chimp behaviour. She spent years     1    (observe) and recording their daily activities. Since her childhood she    2    (want) to work with animals in their own environment. Her work changed the way people think about chimps. One important thing she discovered was     3     chimps hunt and eat meat.

Yuan Longping (1930-2021) was a pioneer for all people.    1    he was one of China's most famous scientist, Yuan Longping considered himself a farmer. Indeed, his sunburnt face and arms and his slim, strong body were just like those of millions of Chinese farmers, for    2    he had struggled for decades. Dr Yuan Longping developed super hybrid rice. In 1974, he became    3    first agricultural pioneer in the world    4    (grow) rice with a high output. Now more than 60% of the rice    5    (produce) in China each year is from this hybrid strain.

Dr Yuan graduated from Southwest Agricultural College in 1953. As a young man, he saw the great need for increasing the rice output. At that time, hunger was a    6    (disturb) problem in many parts of the countryside. Dr Yuan searched for a way to increase rice harvests    7    expanding the area of the fields. In1950, Chinese farmers could produce only fifty million tons of rice. In a recent harvest, however, nearly two hundred million tons of rice was produced. These increased harvests mean that 22% of the world's people    8    (feed) from just 7% of the farmland in China.

Dr Yuan was quite satisfied with his life. However, he didn’t care about being famous. Long ago, Dr Yuan had a dream about rice plants with the     9    (high) of sorghum. Many years later, he had    10    dream to export his rice to other countries.