Mark Twain was born in Florida on November 30^th, 1835.He     1    （bring）up in Hannibal, Missouri, along the Mississippi River, where he got great     2     （beneficial）for his later writing career. He is best known for his     3     （novel）which were set in his boyhood world on the river, such as The Adventures of Tom Sawyer and The Adventures of Huckleberry Finn. He loved the river so much that even his pen name was     4     （concern）with the river. The phrase "mark twain" means that the water is two fathoms in depth.

The play The Million Pound Bank Note has attracted the attention of a great number of readers. It was the summer of 1903, when two     5     （wealth）brothers made a bet. One of them doubted    6     a man could survive a month in London     7     a million pound bank note. At this moment, they saw a penniless man     8     （wander）on the pavement. It was Henry,     9    American businessman, who was lost in London.

    10     （obvious）, the play is very attractive to readers. If you are interested, you can give it a try.

President Xi Jinping signed a presidential order on Tuesday to award four people national medals and honorary titles for their outstanding contributions     1     fighting the COVID-19 pandemic.

Zhong Nanshan,84,     2     excellent disease expert, was awarded the Medal of the Republic, the highest national honor, for his outstanding work in fighting COVID-19 in China. Three    3    (other) were also awarded the “People’s Hero” national honorary title for helping fight against the novel coronavirus(新冠病毒).They are Zhang Boli, a    4    (tradition) Chinese medicine expert; Zhang Dingyu , head of Wuhan’s Jinyintan Hospital; and Chen Wei, a medical scientist     5     made major achievements in COVID-19-related basic research.

Zhong also has long been devoted to the research ,prevention and    6    (treat) of major infectious and chronic respiratory diseases(慢性呼吸病), and has a long record of achievements. He was a major figure in the fight against the severe acute respiratory syndrome(综合症状) outbreak in 2003 in China.    7    (follow) the COVID-19 outbreak , the Chinese government encouraged the country    8    (contain) the disease in Wuhan, Hubei province, after the city was locked down in late January. More than 42000 medical workers from across the country     9    (send) to Hubei to fight the disease. The pandemic has been     10    (effective) placed under control on the Chinese mainland since early March.

Beijing Opera,    1    (know) as China's national opera, also called Peking Opera, which originated in the late 18th century, is a combination of music, dance, art and acrobatics (杂技). It is the most influential and representative of all operas in China. It is called Beijing Opera because it is formed in Beijing. Beijing Opera has    2    history of 200 years and its origin can date back to old local operas, especially Anhui Opera,     3    was very popular in northern China in the 18th century. In 1790, the first Anhui Opera performance    4     (hold) in Beijing to celebrate the Emperor's birthday.

Later, some other Anhui Opera troupes (班子)     5     (continue) performing in Beijing. Anhui Opera was easy    6     (move) and good at absorbing the acting styles of other types of operas. Beijing accumulated many local operas,     7     (make) Anhui Opera improve quickly.

    8    the end of the 19th century and the beginning of the 20th century, after the marriage for 10 years, Beijing Opera finally formed, and became the    9     (big) of all Operas in China. We can    10     (honest) say that Beijing Opera is the most important opera in China.

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.

Confucius was     1     ancient Chinese teacher, politician and philosopher. He belonged     2     the Spring and Autumn period of Chinese history. Confucian was one of the few     3     (leader) who based their philosophy on the virtues that were required for day-to-day living at that time. His philosophy centered on personal and government morality, correctness of social relationship, justice and sincerity.    4     (know) as Master Kong to the Chinese, he     5     (teach) people how to develop the value of modesty, planning, respect, moral     6     (behave), honesty and sincerity. Apart from common sense, his philosophy was aimed at benefiting not only a few selected groups,     7     also all the people of empire he was a part of.

In his early years, he worked as a book-keeper, cowherd and a clerk. He was the first teacher in China     8     aim was to make education available for all. In his 30s, he adopted teaching as a career in order to achieve his teaching dream. It was when he was in his late 40s     9    he stepped into politics and was appointed the governor of a town in Lu state. At that time this was considered to be a minor position. He then served as minister of public works. However, he    10    (final) became the Prime Minister of Lu state.

Coffee is a kind of drink made from coffee beans. There are generally two main species of coffee beans,     1    are the Arabica and the Robusta.

According to a recent research     2     (publish) in the Annals of Internal Medicine, having 3 cups of coffee per day can lengthen lifetime. The reason is     3    it can help to lower the risk of death   from several key conditions including heart disease. The study     4     (follow) over 500,000 people from 11 European countries for over 16 years. However, some people are     5     (doubt) about the study. They say the researchers didn’t take every circumstance     6    consideration, such as economic, social and other lifestyle factors.

Besides, it’s widely believed that coffee can help people feel less tired and increase energy thanks to its caffeine (咖啡因). Some reports state that     7     (drink) coffee before exercise can improve athletic performance as much as 11%-12%.

Although coffee can bring many health benefits and it has been     8    morning must for many people, it is not advisable     9     (take) coffee too much. A study from University of South Australia warns that drinking 6 or more cups of coffee a day can increase     10     (you) risk of heart disease by up to 22%.

Kip Keno, an untrained Randi tribesman, was already 28 years old when he made his second Olympic     1    （appear）at the 1968 Mexico City Games. Suffering from violent stomach pain     2     （cause）by a gall bladder(胆囊)infection, Keno entered the 10, 000 m. He was running with the leaders when, with two circles     3     （go）, he doubled up with pain and fell onto the field. He jumped back up and finished the race     4     was canceled the qualification for leaving the track.

Four days later, he earned a silver medal in the 5, 000 m,     5     （leave） Mohamed Gammon of Tunisia behind by narrowly a metre. In the 1,500 m, Keno tried to defeat the finishing kick of the favourite, Jim Ryan, by building up a huge lead. His strategy worked and he     6     （win）by 20 m, the largest advantage of victory in the history of the event.

In 1972, Keno entered the steeplechase(障碍赛)in     7     he had little experience. Still, he was able to defeat teammate Ben Jericho and won another gold medal. Six days     8     this victory, he added a silver medal in the 1, 500 m. Keno and his wife, Phyllis,     9    （eventual）established a children's home and school for homeless     10    （teenager）.

We Love Reading is a programme that     1     (plant) the love of reading within children. It focuses on training adults, most of     2     are local volunteers, to hold read-aloud sessions in public spaces in their neighbourhoods where books are     3       (routine) read aloud and exchanged with children.

Research has shown that 80% of children who attend We Love Reading read-aloud sessions have seen the     4     (attract)of reading books, and are more willing     5     (go)back to school because they associate reading     6     enjoyment. They are more empathetic (产生共鸣的) because they learn about other cultures and people, and as     7     consequence perform better at school and become more     8     (confidence).

We Love Reading has also influenced parent-child relationships by     9     (build) bridges of understanding and communication between the two generations through reading.

We Love Reading is effective and able to continue for a long time because it     10     (manage) and owned by local volunteers. They are part of the community and know when and where is best to read to children.

Frederick William Ⅰ，the King of Prussia, could never have imagined that his     1    (great) gift to the Russian people would have such an     2    (amaze) history. Actually, the Amber Room was designed     3    the palace of Frederick Ⅰ. The room     4     (make) of several tons of amber. But the next King of Prussia decided to give it to the Russian people as a gift of friendship.    5    return, the Czar sent a troop of his best     6    (soldier) to the Prussia. So the Amber Room became part of the Czar's winter palace in St Petersburg. It served as a small     7    (receive) hall for important visitors. Later, Catherine Ⅱ had it     8     (move) to a palace where she spent her summers. Before the Nazis got to the summer palace, the Russians were able to remove some furniture and small art objects from the Amber Room. Some of the Nazis secretly     9     (steal) the room itself. After that,    10    happened to the Amber Room remains a mystery. Recently, the Russians and Germans have built a new Amber Room by studying old photos of the former one.

Li Daiyu and her cousin Liu Qian were on a trip to Canada. On the way to the station, they     1    (chat) about their trip. Some people have the idea     2     you can cross Canada in less than five days, but they forget the fact that Canada is 5,500 kilometres from coast to coast. People say Vancouver is Canada's most beautiful city, which is     3    (surround) by mountains and the Pacific Ocean.     4    population is increasing rapidly. The coast north of Vancouver has some of the oldest and most beautiful forests in the world. It is so wet there that the trees are extremely tall, some     5    (measure)   over 90 metres." That afternoon aboard the train, the cousins settled down in their seats. Earlier that day, when they crossed the Rocky Mountains, they managed     6    (catch)sight of some mountain goats and even a grizzly bear and an eagle. Their next stop was Calgary, which is famous for the Calgary Stampede. Cowboys who have     7     gift for riding wild horses come to compete in the Stampede. At school, they had learned that most Canadians live     8     a few hundred kilometres of the USA border, and Canada's population is only     9    (slight) over thirty million, but now they were amazed to see such an empty country. They went through a wheat-growing province and saw farms that covered thousands of     10    (acre). After dinner, they were back in an urban area, the busy port city of Thunder Bay at the top of the Great Lakes.