一、根据句意,用括号中所给单词的适当形式填空
1. Unluckily, Helen's brother fell against several stone
(step) and bruised his knee last week.
2. Although it was
(tired) to climb the hill with my classmates yesterday, I felt very happy.
3. We only planned
(watch) the play for an hour, but in the end, we stayed for two hours.
4. Although it was raining, they went on
(work) for another two hours.
5. As a teacher, Liu Lin noticed that children have an
(amazed) ability to learn new languages.
6. China is an
(Asia) country with a long history. We Chinese are proud of it.
7. —I'm sorry to keep you
(wait) for me so long. —It doesn't matter.
8. —Thank you for your valuable
(suggest). —You're welcome.
9. The Great Wall is one of the most popular places
(go), so I want to visit it a second time.
10. Many people
(hurt) when a bus and a truck collided (相撞) last night.