一、单词拼写（每小题1分，共10分）
1. The book is (保留) to whoever comes first.
2. The farmer gained a lot of experience by (观察) the growth of his vegetables.
3. If sales continue to recover, they can hire more workers and still make (利润).
4. The man was walking in the wood when he was (攻击) by a snake.
5. The government is the highest(权威) in the country.
6. As we all know, Pandas are precious(生物).
7. The patient had to have one of his legs (去除) because of infection.
8. It is a big surprise to learn that you (打算) to spend your winter holiday in China.
9. Drunk driving not only affects our everyday life, but may also (威胁) people’s lives.
10. As we know, water (存在) in three forms: solid, liquid and gas.
