Ⅰ. 根据提示写出单词的正确形式
1. In winter, the mountain is covered by sheets(sheet) of snow, which is quite amazing.
2. The project is taking a long time but is now nearing completion(完成).
3. Nowadays tractors are used even in remote mountainous regions(地区).
4. It was much too late to catch a bus after the party, therefore(因此) we called a taxi.
5. My father often impresses the importance of harmony(和谐)on me.
6. The lake was so shallow(浅的)that we could see the bottom.
7. Fruit juices can be harmful(harm)to children’s teeth.
8. This kind of stamp is designed(设计) by some students who are learning art at our university.
9. With Christmas coming, we will wrap(包)many gifts for our friends.
10. The custom has come down to us from our old generations(一代人).