人教版英语八年级暑期同步阅读专练【Day 4】【阅读理解+完形填空+短文填空+课本句型练习完成句子+汉译英】

Have you tried to run or walk for exercise and then given up If you answered yes, you should try a new kind of exercise: aquatic(水中的) exercise. Aquatic exercise is like exercise on land, but you do it in a swimming pool. More and more people are trying aquatic exercise. Aquatic exercise seems easier than exercise on land. Why You weigh about 90% less in the pool. It is better for your knees than running or walking. Water is about 1,000 times thicker and heavier than air. To move through the water, your body has to work four times as hard. As a result, you can burn more calories(卡路里). In fact, most people say they feel more relaxed in the water. They stop thinking about the things that make them worried. They feel in control of their bodies. The cool, quiet environment makes them feel good. But what if you are afraid of the water

转载请注明出处！本文地址：https://www.docer.com/preview/21402411