1 . 选择并使用所给英语单词的正确形式完成句子。有两个单词为多余词。

poison；enthusiasm；employ；sharp；appetite；attempt；adapt

1. Working out a lot increased his________ for food.
2. I bought my son a(n)________ for children of a play by Shakespeare.
3. Your working life lasts an average of forty years, so it’s important to find a job you like and feel________ about.
4. The government said they would________ all available tools to promote the development of economy.
5. The burning of coal not only consumes oxygen in the house, but also gives out________ gases.