Unit 3 Lesson 15 My Helmet Saved My Life！
Ⅰ. 根据句意及汉语或首字母提示填写单词。
1. He lost a lot of (血) in the accident.
2. Don’t (伸出) your hand out of the window while the train is running.
3. It was c of me to leave the door open.
4. Children should not talk to s .
5. The boy hurt his left k , and he couldn’t stand up.
Ⅱ. 根据句意及汉语提示，完成句子。
6. However hot it is, he will not (脱掉) his coat.
7. (谢天谢地) the storm is over!
8. You should (大声呼救) when you are in danger.
9. Some branches (树枝) (伸出来) the wall.
10. When the sun started to (落下去), he stopped working and set up his tent.
