根据句意和首字母提示完成单词。

l. There is a big tree in front of my house, and people often rest in the cool s_____  of the tree in summer.

2. Yuan Longping is famous for his h_____  rice.

3. He g_____   from the Southwest Agricultural University in 1953.

4. Yuan Longping has d_____  himself to research.

5. Yuan Longping was h_____ with the name "Father" of Hybrid Rice.

6. China now p_____  enough rice to feed her people every year.

7. In his s_____  time, he often writes some stories.

8. It is just a cold. N_____  serious.

9. Now Professor Yuan is working on d_____  super hybrid rice.

10. The farmer goes to the f_____  twice a day.