题目内容：

阅读下面材料，在空白处填入的内容（1个单词）或括号内单词的正确形式。

Last Saturday, my friend and I were walking back home after a nice evening. I 1. (ask) my friend if we could walk through the town instead of taking our usual shortcut. So we did. 2. (sudden), a few 3. (step) ahead, we saw a woman, 4. 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 5. covered with blood. While my friend can back to our closest friend’s place to get a thick cover, a young fellow joined 6. (we) and called an ambulance. All along I sat next 7. her, talking and 8. (listen) to keep her awake until the ambulance arrived. She was badly 9. (shock) and started to fall asleep. I knew that it was of great 10. (dangerous) and she might have lost consciousness（意识）. We hope she is safe and sound now.