Last Saturday, my friend and I were walking back home after a nice evening. I ____(ask) my friend if we could walk through the town instead of taking our usual shortcut. So we did. ____ (sudden), a few ____(step) ahead, we saw a woman, ____was sitting on the edge of the sidewalk. She looked bad and when we asked her if she felt all right, we realized she was badly injured____ covered with blood. While my friend can back to our closest friend's place to get a thick cover, a young fellow joined ____ (we) and called an ambulance. All along I sat next ____ her, talking and ____ (listen) to keep her awake until the ambulance arrived. She was badly ____(shock) and started to fall asleep. I knew that it was of great ____(dangerous) and she might have lost consciousness（意识）. We hope she is safe and sound now.