I banged my flipping head on the top of the door.我头撞门上了, 真够倒霉的。

If the flipping weather doesn't improve, it won't be worth going.如果讨厌的天气还不好转, 那就不值得一去了。

I can't flipping believe it!我简直不敢相信这是真的！

This is such a flipping horrible picture.这真是一幅可怕的场景。