In recent decades, exploring Mars     1    (be) the top agenda for several countries.     2     latest news reveals an exciting fact: China's Tianwen-1 spacecraft has landed on a site on a vast plain known as Utopia Planitia,     3    (leave) a Chinese footprint on Mars for the first time.

The Chinese National Space Administration (CNSA) launched the Tianwen-1 mission to Mars in July, 2020, which carried a golf-cart-sized rover(漫游车)called Zhurong, a lander, and an orbiter to Mars in an attempt     4    (explore) it. Today, it's reported that the rover has landed on the Red Planet, which is an     5    (excite) for Chinese people. The Zhurong rover, which is named     6     an ancient fire god in Chinese mythology(神话), will begin a mission by first imaging and self-inspecting     7    (it) parts before rolling out onto the alien planet, Once deployed(部署), the rover     8    (expect) to spend around 90 days (around 93 Earth days). Going into the details, the rover packs six wheels and is     9    (rough) the size of NASA's twin Mars rovers Spirit and Opportunity. The primary mission of the Zhurong rover is to study and understand the planet's composition and looks for signs of water and ice. The rover is carrying scientific instruments     10     include two panoramic cameras, ground-penetrating radar, and a magnetic field detector, all of which will help to study the climate and weather on Mars.

A drama series named "Medal of the Republic" has aroused    1    (enthusiasm) discussion on Chinese social media. The series tells heart-warming stories about the first group of eight recipients of the Medal of the Republic, the country's    2    (high) honor for those who have made great contributions     3     the development of the People's Republic of China.

According to the series' chief director Zheng Xiaolong,    4    (compare) to most biopic(传记片) productions that tend to document the whole life of the featured individual, this series focuses    5    (specific) on the individuals' most shining moments.

The episode(集) on Li Yannian(李延年), a soldier of Chinese People's Volunteer Army, focuses on the battlefield during the War to Resist US Aggression and Aid Korea. With his     6    (brave) and wisdom, Li and his fellow soldiers retook a strategic highland and fulfilled their mission.

In the episode on nuclear physicist Yu Min(于敏),     7     is regarded as the "father of China's hydrogen bomb," viewers can see how he overcamedifficulties     8     made breakthroughs in hydrogen bomb research after several months of undertaking complex calculations.

In the episode on Nobel Prize winner Tu Youyou(屠呦呦), you learn about her efforts to develop a medicine which    9    (use) to treat malaria(疟疾). Her breakthrough has saved millions of lives, especially in developing    10    (country).

Crew members of the Shenzhou XII mission returned to Earth on Friday afternoon,     1     (conclude) a historic journey in China's Tiangong space station.

Nie Haisheng and his crew spent 92 days in space since the Shenzhou XII spacecraft     2    (launch) at the Jiuquan center on June 17. They were the first inhabitants of China's permanent space station     3    (name) Tiangong, or Heavenly Palace.

During    4    (them) stay in Tiangong, the astronauts carried out two extravehicular activities, or spacewalks, using a large robotic arm and other     5    (equip) to install and adjust devices outside the station. They also performed a number of scientific experiments and technological tests, and had video calls with President Xi Jinping and hundreds of researchers, teachers and students in Hong Kong.

It is a     6     (fruit) trip by any measure,     7     proves China's ability to provide a long-term living environment in space. Their work also prepares China for the next steps in its construction. “So far China's manned space programs     8     (contribute) greatly to mankind's peaceful development of outer space     9     the country will continue broadening and deepening its cooperation and communication with the international community to build the Chinese space station     10     a shared laboratory to bring benefits to all people on the globe.” Zhao Lijian, a spokesman for the Foreign Ministry, told reporters.

The Lunar New Year     1     (celebrate) by around 1.5 billion people across the world.

Lunar New Year     2     (vary) in different countries, but celebrations usually involve families gathering together for feasts. Schools and     3     (business) shut for a few days as the celebrations take place. Traditional foods include dumplings, rice cakes and noodle soup,    4     are thought to bring happiness and wealth. Spreading good fortune is a major theme, and firecrackers are lit     5     (drive) evil spirits away. Parents and grandparents give children money in envelopes. There are parades (游行) and performances,    6     (include) lion dances and dragon dances. Chinese New Year is the     7     (large) Lunar New Year celebration, and takes place over 15 days, ending in a lantern festival.

The Chinese zodiac (十二宫) is divided     8     12 blocks. Each block lasts a year and is represented by     9     animal. This year is the Year of the Ox. The date for Lunar New Year is worked out through the traditional Chinese Lunar calendar, which is based on the Moon's     10     (move). It depends on the new moon arriving in Asia between January and February.

Table tennis first     1     (appear) during Victorian England. Table tennis didn’t become a competitive sport until 1988. Now table tennis not only is a matter of competition, but also provides an opportunity for people to play together no matter what their ages are. There is a day for people     2     love table tennis to spread their love for the sport. It     3     (call) World Table Tennis Day.

The International Table Tennis Federation has taken table tennis to a     4     (complete) new level. ITTF tries to make table tennis popular around the world.     5     (achieve) this goal, in 2015 ITTTF created World Table Tennis Day to get people interested     6     table tennis. Since then it has been celebrating the day so that more people can learn about     7     sport.

World Table Tennis Day is celebrated by     8     (organize) activities in the streets, clubs, bars, schools, workplaces etc. People can register for all these     9     (event) on the Internet to join in the worldwide celebration. If you’re looking for other ways to celebrate World Table Tennis Day, you can choose to watch     10     (excite) table tennis games on TV on the day and tell your friends what day it is.

Different kinds of birds build different kinds of nests. Birds build nests in all sorts of places, from on the ground to high up in trees and on the sides of mountains. Some birds make nests     1     float on water in wet areas. The materials birds use to build nests depend on the     2     (surround) area.

The reason birds make nests is to have a     3     (protect) place to lay their eggs in and take care of young birds after they hatch. When building a nest, birds try not to be seen. They do not want     4     (danger) animals to see     5     their eggs are. However, if you watch     6     (close), you may be able to see birds carrying     7     (branch) and other things to build their nests with.

Most birds nest during the spring and early summer of each year. They raise their babies in quite a short time. They lay the eggs, and then keep them warm for three to four weeks. After they hatch, many young birds learn to fly in     8     little as ten days. Some birds return to the same nest year after year if they     9     (raise) their young successfully in it before. Often, there are old and new nests in the same tree. This     10     (confuse) animals which are looking for baby birds to eat.