Buying new clothes and new phones     1    (be) nice, but it can only increase your self-esteem（自尊）for a while. Why not try something new     2    (increase) your self-esteem and improve your life for quite a while? Running might just be     3     good choice.

Take me for example, I had never had much interest in running. I didn't really start it until recently. After work one day, I decided to go for a long run. Even though my legs got    4    (injure) on the way, and it was painful, I found something satisfying, something     5     cannot be got through other exercise methods. I     6    (fill)with a sense of confidence. The following days, I kept     7     (run).

I ran my first half marathon last week,     8     which I competed with about one hundred young athletes. I succeeded in crossing the finish line with great     9    (determine).

It took me all this time to realize that something as simple as running 30 minutes a day can better your life    10    (positive).You become stronger and healthier. You'll push yourself even harder than you knew you could, people and you can be more efficient at work.