1、Children mustn't play with fire.
2、You'd better not play with fire.
3、To play with fire will be dangerous.
4、Children must be taught not play with fire.
5、Most mothers tell their children not to play with fire.
6、It's dangerous for children to play with fire.
7、If you play with fire, you'll get burn in the event.
8、The sketch was yanked when critics claimed that it encouraged kids to play with fire.
9、You cannot play with fire and water when nobody is at home.
10、If you are about to approach a man who has a bad reputation, your mother might tell you not “to play with fire”.