题目内容：

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。

Do you live in a city? You’ve probably noticed how noisy and crowded life in a city can be. 1. if you could live next to a calm lake instead?

As it turns out, 2. (live) near bodies of water – lakes, rivers, ponds, even oceans – can help us feel both happier and healthier. Those who live less than a kilometer from the coast are around 22 percent less likely 3. (have) mental health problems than those who live 50 kilometers or more away, according to a study by researchers from the University of Exeter, UK. People who visit the coast at least twice a week tend to experience 4. (good) general and mental health as well.

So how does “blue space” make us feel better? For one thing, aquatic environments tend to have less pollution and more sunlight, both of 5. linked to better mental and physical health. People who get more sun tend to be happier than those who do not.

There’s also the air above 6. sea. After spending time near the ocean, you might find that you feel more relaxed than usual. This is 7. sea air is charged with negative ions (负离子). These ions balance our levels of serotonin (血清素), a chemical that affects our moods. With 8. (balance) serotonin levels, we feel more calm and relaxed, according to Daily Mail.

Finally, people who live near water tend to be more 9. (physical) active, according to the Guardian. Water sports like swimming and rowing can help us stay 10. shape, which in turn keeps us healthy.