Exploring nature allows us to catch sight of rare animals and come across special places of beauty. Of course, none of this would be possible     1     protected nature areas. This is why national parks are so important. A few national parks allow things like hotels and recreation areas     2     (construct) within them,     3     most parks do not allow any development at all.

One good example of this is the Great Barrier Reef Marine Park in Australia,     4     was created in 1975 to protect the reef from overdevelopment and fishing. Stretching over 2, 300 kilometres, the Great Barrier Reef     5     (consider) one of the natural wonders of the world. As the largest structure in the world     6     (make) by living creatures, it is also home to     7     (vary) of tropical wildlife. Since the Great Barrier Reef is just below the surface of the water, it becomes     8     excellent place to see nature and attracts millions of people to travel there every year.     9     (fortune), in recent years the Great Barrier Reef     10     (experience) rising ocean temperatures, the biggest danger to the reef, causing the colorful reefs to turn grey and some even to die.

In the countryside of Jiangxi Province, Mount Lushan was once one of the famous cultural centers of ancient China. In fact, its historical importance meant that it     1     (honor) as a World Heritage Site in 1996.

    2     (locate) about 20 kilometres south of Jiujiang City, it runs eastwards to the Mufu Mountains. Dahanyang Peak is the highest peak of Mount Lushan,         3     (rise) 1, 474 metres above sea level. To the north, it offers     4     (impress) views of the Yangtze River, while to the south it overlooks Poyang Lake.

As early as the Eastern Han Dynasty,     5     well-known Taoist leader named Zhang Daoling travelled to the mountain. During the Jin Dynasty, the Donglin Temple was built on the mountain, across    6     many temples began coming up from then on, until there were over 300 of them.

However, Mount Lushan didn’t become truly famous     7     the Song Dynasty when it was rebuilt by Zhu Xi, the founder of Neo-Confucianism(理学). Thanks to his efforts, this place became one of the Four Great Academies of China. By the 19th century, it had become into an     8     (extreme) large place, with its own temples, study halls, and libraries. Overtime, countless writers and artists    9     (sing) praises for the mountain, leaving over 900 works of art.

Nowadays, with its beautiful views and famous temples, the mountain range is a popular tourist     10    (attract).

    1    present, high school students are under increasing pressure to study long hours every day. They spend over 8 hours a day     2     (study) at school, some of whom even have to attend extra     3    (class) in their spare time. This greatly     4     (affect) their health and makes their parents and teachers concerned.    5    (help) solve the problem, recently, some relevant government departments have made     6    new regulation (规定) that no students shall go to school at weekends or during official holidays. We support such a reform and we know that    7     is necessary and important for us students to balance study and     8    ( relax). You see, The National Day    9    (come), and the children will make good use of the time to relax. Also, we come to realize that if they can rest well, they will be able to study     10    (effective) when they come back to school.

Gulangyu, which is also called “piano island” or “museum of global architectures”, is an island off the coast of Xiamen, southeast China’s Fujian Province. The little island     1    (think) of as a name card of Xiamen City and of Fujian Province as a whole.

Gulangyu saw rapid growth in     2    (it) culture and education in modern times, with schools, hospitals, newspaper offices and libraries     3    (build) by people from both home and abroad.

The island became a famous tourist destination in     4     late 1970s. Unfortunately, efforts to protect the local historical sites and cultural heritages (遗址) fell behind because tourists     5    (flood) to Gulangyu island. As a result, the     6    (protect) of Gulangyu became necessary.

Bagua Mansion (八卦楼), or the Eight Diagrams Mansion, was built in the early     7    (twenty) century and is one of the attractions on the island. Later on, it was badly in need of repair but there was no enough money to do it.

In 1986, the Xiamen government decided to repair the mansion. After that, Bagua Mansion became the only museum of pipe organs (管风琴), a kind of traditional instrument (乐器) in China    8     the largest of that kind in the world. The mansion, along     9    52 other historical sites, forms a whole part of Gulangyu’s multicultural heritage,     10    (make) it a UNESCO World Heritage Site in 2017.

Luosifen is a combination of river snails (螺蛳) and rice noodles, originating in Liuzhou, Guangxi, southern China. Since Liuzhou is a city full of Luosifen restaurants, with many near one another, you can even smell it while     1    (walk) down the street! Because of the humid climate in Liuzhou, people tend to lose their appetite (胃口), but the spicy and sour taste excites     2    (people) appetite. Its unique taste of freshness, sourness, hotness and spiciness is     3     modern people and young people prefer. Diners can also add extra chili, fresh green vegetables or garlic     4    (suit) their own taste. Despite the word “snail” in its Chinese name, actual snails don’t commonly appear in the dish, but     5    (use) to flavor (调味) the soup. There being many choices of packaged Luosifen these days, people can easily prepare their favorite version at home. Some people even cook Luosifen-based hotpot     6    (they). Admittedly, Luosifen has become     7     must-try dish for those enthusiasts (热衷者) seeking a genuine cuisine. Whether you are exploring the streets of Liuzhou     8     enjoying a bowl in a distant land, Luosifen is sure to leave a lasting     9    (impress) on your taste buds, providing     10    (true) unforgettable gastronomic (美食的) experience.

Here’s one more reason to get up and exercise! According to a study newly     1     (publish) in JAMA Neurology, walking about 10,000 steps per day     2     (help) lower the risk of developing dementia (痴呆症). In fact, 4,000 steps a day is enough     3     (cut) the risk of dementia by one-quarter, according to the study.

Furthermore, people who walk with “purpose”— at a speed of over 40 steps a minute —     4     (be) able to cut their risk of dementia by 57 percent with just about 6,000 steps a day.“It is a brisk (轻快的) walking activity, like a power walk,” study co-author Borja del Pozo Cruz told CNN.

Even people     5     walk about 3,800 steps a day at any pace can cut their risk of dementia by 25 percent, the study found. Generally speaking,     6     number of the steps enough for beginners is 3,800,     7     (especial) for those who usually sit for a long time each day.

“There is evidence that physical activity can enhance (提高) dementia prevention among the general population,” Del Pozo Cruz said.”We thought that by     8     (provide) specific stepping recommendations, people would focus more attention     9     physical activity, as steps and walking are something everyone understands     10     require very few resources.“