Ⅴ. 短文填空（主题：人与自然·环保行为）
从方框中选择适当的单词并用其正确形式填空，使短文完整、通顺（每词限用一次）。
they, year, spend, I, but, grow, go, real, try, internet
He Lin, 53, is a nursery engineer(苗圃工程师) on a forest farm in Yongchuan, Chongqing. He has worked here for thirty 21. .
Every morning at 6 o'clock, He Lin gets up on time, runs for half an hour, and then he has breakfast. He thinks it is good for his health. Then he 22. to work at 7 o'clock.
He Lin 23. a lot of time on a kind of tree called Zhennan in Chinese. Zhennan trees are very precious(珍贵的) 24. they were in danger years ago. In 2013, in order to save Zhennan, He Lin 25. planting the first batch(一批) of Zhennan trees there. He looked after these trees as his children. He took training classes and he also learned on the 26. . Now, these trees have become 27. tall. He Lin still works hard every day, and he is so happy to see 28. grow up.
Thanks to He Lin and many other people like him, the number of Zhennan trees in Yongchuan 29. quickly. And because of them, the mountains there look so green now. “For 30. , it is so enjoyable(令人愉快的) to see the change,” He Lin said.
词汇积累
1. health /helθ/ n.
2. enjoyable /ɪn'dʒɔɪəbl/ adj.