根据首字母及汉语提示，完成下列单词的拼写，使句意明确，语言通畅。
My friends will f_____ (飞) to London to watch the ceremony of the 2012 London
Olympic Games.
You have to be p______(耐心) if you’re waiting at the end of a long queue.
Sandy has lots of sports c______(收藏).
Do you think this kind of water is s______ （安全）for drinking.
Students at school shouldn’t get their ears p___.(刺穿)