The Wolong Panda Reserve Research Center was set up in 1958    1    （save） the declining panda population. The Panda Reserve is a three-hour drive from Chengdu. It’s a natural reserve    2    （cover）over 200,000 hectares. As    3    （large） panda reserve of all in China, Wolong    4    （add）to UNESCO in 1980.

In 2003 Wolong Panda Reserve opened up wildlife observation areas, and it    5    （attract）over 100,000 visitors each year. The Wolong Giant Panda Reserve is also home to other rare and endangered wild animals such as the golden monkey, red panda, and more.

The Giant Panda is    6    （usual）classified in the bear family, and is native to central and southern China. Pandas’ main food is bamboo, but they also eat foods such as fish, eggs, and honey.

Adult pandas have a    7    （long）of 1.6m to 1.8m, and weight between 176 to 275 pounds. Giant pandas have a large head    8    obvious black patches around the eyes, ears, and the body.

Giant pandas are found in mountainous regions    9    are thick with bamboo trees in Sichuan and Tibet. Pandas reproduce very slowly, and infant mortality（死亡率）is high---these are major reasons why it’s such    10    endangered species.

Arctic foxes live on the land and sea ice within the Arctic Circle. Winter in the Arctic is unlike winter in most parts of the world. From October to February, the sun never rises to give    1     (warm)and light.

    2     (luck), these small foxes have     3     (use)adaptation for living in the icy Arctic.Their thick fur coat keeps their body at a comfortable 104°F. Their long tails act like a blanket,     4     (keep)the Arctic foxes warm when they wrap the tails around their body to sleep. And their white coats make it difficult for predators(掠食动物) such as wolves and polar bears to find     5     (they) among the ice and snow.

When they don’t need     6     (avoid) predators or keep warm, Arctic foxes are    7     the hunt for food. They prefer to eat small rodents(啮齿动物), but when times are tough they 'll eat    8     they can find.

If an Arctic fox can't find food, or if the weather    9     (get) really bad, it can dig a snow hole and hunker down(蹲下) for up to two weeks. Once the animal can get out of its hole, it'll try to hunt again. With food in its belly, the Arctic fox has     10     better chance of making it through another long, dark winter.

Recently, a little dog was playing out in its yard with its owner Henry    1    a baby koala jumped onto its back. The confused dog moved around, trying    2    (get) rid of the animal, which was holding tightly onto its fur. Every time it thought it was successful, the smart koala found a way to climb back on again.

The gentle dog    3     (eventual) managed to get rid of the koala by rolling on its back, at which point the koala ran back into the trees in search of    4     (it) real mom. Henry, who caught the entire scene on camera, says the koala, who lives in his backyard, is newly independent of its mother. He thinks it may have mistaken his friendly dog    5    its parent.

Though often    6     (refer) to as“bears", koala are not a member of the Ursidae (熊科)family to    7    conventional bears belong. Instead, the animals, which can     8    (find) in Australia, are similar to kangaroos. Koala babies, which are blind when born, spend the first six months of their lives inside their mother’s bags and the next six holding onto,their backs or bellies. The    9    (animal) depend only on leaves for their survival,    10     (consume) as much as 2.5 pounds a day.

The Shenzhou-13 return capsule, carrying the three Chinese astronauts, Zhai Zhigang, Wang Yaping and Ye Guangfu,    1    (safe) landed back on Earth on Saturday morning after a record breaking six-month mission in space. China declared the Shenzhou-13 mission    2    complete success after the medical team waiting on site confirmed that all three astronauts were    3    good health.

Zhai, the commander of the mission, was the first    4    (come) out of the capsule, waving his hand to the cheering crowd on site with a big smile. He said he felt very good. He    5    (follow) by Wang, the first female Chinese astronaut who had entered China’s space station. “I want to tell my daughter, mom returned after reaching for the stars,” she said. Ye    6    (exit) last from the capsule.

During the six-month journey in the space station, the crew confirmed key    7    (technology) for the construction of the space station,    8    (involve) in-orbit transposition of spacecraft and robotic arm operation of heavy loads. Besides    9    (science) missions, the crew also gave two live science lectures from the space station, during    10    they conducted various experiments and answered questions from students watching the class on Earth.

【推荐2】阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

The Tianzhou 5 cargo spacecraft launched    1    November 12th docked(对接) with the Tiangong space station around noon,    2    (set) a world record for the fastest meet and docking operations between the two spacecraft, according to the China Manned Space Agency.

The Tianzhou 5 was placed into a low-Earth orbit by a Long March 7 rocket    3    took off at ‘10:03 a.m. at the Wenchang Space Launch Center in Hainan Province.

After cargo craft entered the orbit, it    4    (travel) two hours and seven minutes to meet with the Tiangong space station    5    then docked with the massive station at 12:10 p.m., the agency said.

The operation has become the    6    (fast) meet and docking process for spacecraft in the world, replacing the old record set by the Russian spacecraft Soyuz MS-17 on October 14th, 2020, when it used three hours and three minutes since     7    (it) liftoff to meet and connect with the International Space Station.

The manned space agency said the fast meet and docking are key to     8    (establish) the capability to transport supplies to the space station in an emergency.

The cargo ship is carrying about 5.3 metric tons of     9    (material), including living and mission necessities, scientific equipment as well as a mini     10    (experiment) satellite. The craft also carries nearly 1.4 tons of propellants for the Tiangong station, the designers said.