Swimming class is one of my favorite subjects I learned in elementary school. = Swimming class is one of my most favorite subjects that I learned in elementary school.

Since swimming has a lot of benefits for people’s health. So It has become an important exercise to stay healthy. = Since swimming has a lot of benefits to people’s health, it has become an important form of exercise to stay healthy.

I first knew about swimming when I was 9 years old, my P.E teacher taught me how to swim in my physical education course. And I had a swimming lesson in my school’s indoor swimming pool. At that time, I felt so scared that I could not swim well. But, my tutor patiently taught me how to move my body in the water.

It is so difficult to me at first. = It was so difficult for me at first. This is because I didn’t have a lot of information how to move my arms and legs in the water. To be more specific, I didn’t know how to dive into water and how to move my body. But, I discovered the proven way to do that through teacher’s detail explanation. = But, I discovered the proven way to do that through my teacher’s detailed explanation. After that, I became good at it. After this experience, this exercise was the activity I was fond of. = After this experience, I've become very fond of this activity. Nowadays, I also practice swimming whenever I have free time.

There are a couple of reasons how swimming helped me. = There are a couple of ways how swimming has helped me.

Swimming is not only a fun activity for my whole family but a great total workout as well. Because I need to move my whole body against the resistance of the water, It works practically all of the muscles in my body. Swimming is a healthy activity that my entire family can share. This low-impact sport can be enjoyed by me, my family and even my grandparents.