Fast walking is the exercise between walking and race walking．A study shows that fast walking has become the most popular exercise in China and many people walk more than 5，000 steps a day．The results of the study are from QQ users．About 37% of the people choose fast walking as their favorite exercise； over 23% choose running and more than 14% choose riding bikes．
Fast walking and running are easy，cost little and work well，so they are popular．And many people would rather do exercise in nature than go to gyms（健身房）．It's best to walk fast for at least 10minutes at one time and walk up to 6，000 steps every day．
The study also shows that people in Guiyang，Guizhou love sports most．On average（平均），everyone there walks 5，941 steps every day．It seems that people in places with better environment and air are more willing to（更愿意） do sports．
51．Many people in China walk more than steps a day．
| A． |
6，000 |
| B． |
5，941 |
| C． |
5，000 |
52．Over 23% of the Chinese people choose as their favorite exercise．
53．Many people prefer to do exercise ．
| A． |
at home |
| B． |
in nature |
| C． |
in the gym |
54．The writer probably agrees that ．
| A． |
people live in big cities are more willing to do sports |
| B． |
fast walking is not difficult，costs little and works well |
| C． |
it's bad for people to walk fast for more than 10minutes at one time |
55．We can read this passage in the column（栏目） of a newspaper．
| A． |
Mum's Kitchen |
| B． |
Music Today |
| C． |
Health & Sports． |
Because COVID-19 hasn’t gone away, wearing masks （口罩） in public is a good way to look after ________ and the people around us. （we）
Everyone can be a ________ person to make our motherland stronger. （use）
After the 2022 Spring Festival Gala, dance-poem drama Thousands of Miles of Mountains and Rivers（《只此青绿》）became ________ known all over China. （wide）
根据短文内容和所给中文提示，用单词的正确形式完成以下短文。
Chen Gang is a professor from China University of Geosciences. His son, Chen Lihao, is a university ____（1）____（学生）. They reached the top of Mount Qomolangma, the world’s highest peak, on ____（2）____（四月） 30th, 2022. During their journey, they did scientific research and ____（3）____（收集） ice, snow, plants and pieces of rocks. They were honoured as ____（4）____（英雄） after they returned.
Chen Gang likes ____（5）____（爬） mountains. He has been to the Qinghai-Tibet Plateau many times over the past ____（6）____（九） years. Although he meets lots of difficulties, he ____（7）____（从不） thinks of giving up. He nicely connects his hobby with his career. As for his ____（8）____（勇敢的） son Chen Lihao, he is a national first-class mountaineer. He always ____（9）____（训练） hard and gets ready for more challenges. The father and son ____（10）____（两者都） show great courage and abilities. They closely combine their personal futures with national needs.
The teacher asked the students ＿＿＿＿＿（circle） the correct answer.