英语.根据句意首字母或汉语提示完成单词.

英语.根据句意首字母或汉语提示完成单词.
1、There is no s_____ without fire.
2、She fell off her bike and h____ herself badly.
3、It is so cold here.Give me a h____
4、The firemen rushed into the house and ____（救）that little baby