1 . 阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
Picking tea leaves is 1 important spring activity in South China. Ancient Chinese 2 (agriculture) production has long been guided by solar terms, and so has tea production. Tea leaves are ready to pick before Qingming; tea 3 (pick) at that time is called Mingqian tea. Because of the small output and good quality, Mingqian tea 4 (consider) quite valuable.
China has been a big tea producing country since ancient times. According to official data, China’s tea planting area 5 (grow) in recent years, with an increase of more than 1.81 million hectares in 16 years since 2000 and 6 (it) yearly tea production has ranked first in the world for several years in a row.
In spring, local hillsides are often filled with tea pickers as well as farmers 7 (plant) on their land. The beautiful scenery of tea farms in the countryside has also contributed 8 an increase in tourism in these places. Many families take their children to experience the fun of picking tea leaves during spring outings with 9 (laugh) ringing in the mountains. Picking tea leaves reflects hard work of Chinese people, 10 is one of the traditional virtues (美德).