Square dancing is a well-known recreational group activity in China. It     1     (start) to gain popularity in the mid-1990s when groups gathered at squares, parks, and other open spaces     2     (dance) in the mornings and evenings. Most of these     3     (individual) are senior citizens in search of new friends and activities to keep themselves     4     (occupy). It’s about more than just dancing; it’s a way about meeting new friends and sharing their life stories,     5     benefits them both mentally and physically.

Ahead of the Beijing 2008 Olympic Games, when authorities launched the     6     (promote) of national fitness activities, square dancing became     7     (popular) than before. According to official statistics, there are presently over 120 million Chinese who regularly take part in this activity across the nation’s squares. And most participants are content     8     their current living conditions.

    9    , loud music played during square dancing was considered as terrible noises. In recent years, national standards and regulations     10     (introduce) to make the exercising more public-friendly and further ensure its sound development.

A 70-year-old woman wins hearts with her     1     (energy) workouts on Douyin, He Qi reports in Shanghai.

Videos on the social networking platform Douyin—also     2     (know) globally as TikTok—-that show men and women with perfect physiques working out or providing fitness tips are commonplace.   

    3     (try) to stand out from the crowd amid a flood of such videos can often be difficult, but a relatively new account, which has only been active since last year,     4     (manage) to do so easily. The fitness       5     (instruct) behind this account is not a young woman with a slim, toned figure that would leave viewers green 6     6     envy.

The star here is 70-year-old Chen Jifang,     7     Shanghai resident with 3 million       8     (like) on her Douyin videos. She was once even featured on a reality show on China Central Television. According to her trainer,     9     helped to manage the Douyin account, Chen attracted more than 400, 000 followers within just a few months. “The main group that I wanted to encourage was people at ages 30 to 50,”says Chen. “I think they will be motivated to work out in the gym after seeing that a granny like me can. The message I want to convey is that it is never too late     10     (pursue) good health.”

According to a review of evidence in a medical journal, runners live three years     1     (long) than non-runners .You don't have to run fast or for long     2     (see) the benefit. You may drink, smoke, be overweight and still reduce your risk of     3     (die) early by running.

While running     4     (regular) can't make you live forever, the review says it is more effective at lengthening life than walking, cycling or swimming. Two of the authors of the review also     5     (make) a study published in 2014     6     showed a mere five to 10 minutes a day of running reduce the risk of heart disease and early deaths from all     7     (cause) .

The best exercise is one that you enjoy and will do. But otherwise... it's probably running .To avoid knee pain, you can run on soft surfaces, do exercises to     8     (strength) your leg muscles (肌肉) ,avoid hills and get good running shoes. Running is cheap, easy and it's always     9     (energy) .If you are time poor, you need run for only half the time to get the same benefits as other sport, so perhaps we should all give it     10     try.