1. He was not afraid to run a risk.

2. As an outsider, Zhou could run a risk.

3. You'll run a risk of cutting your feet if you do not wear shoes.

4. Do you know that you run a risk of being lost in the marshes?

5. The average man's judgment is so poor, he run a risk every time he use it.

6. One run a risk of weeping a little, if one lets himself to be tamed.

7. Smoking too much can run a risk of lung cancer.

8. If you are very overweight you run a risk of a heart attack or a stroke.