单词拼写（共5小题，每小题1分，满分5分）
根据下列句子及所给的单词的首字母写出所缺单词。在填写答卷时，要求写出完整单词。（每空只写一词）
I believe our f___________ can last forever．
Be careful to use the knife，or you will h__________ yourself．
Dictionary is an important t_________ to learn a language．
The film was not interesting and the boy felt b________
Every night I p __________ my favourite music all the time．