1. Do you know the girl ________ (stand) under the tree?
答案：standing; 定语
2. The question ________ (discuss) is of great importance.
答案：being discussed; 定语
3. This news is quite ________ (encourage)．
答案：encouraging; 表语
4. Don't keep us ________ (wait) for a long time.
答案：waiting; 宾语补足语
5. ________ (folllow) the guide, we walked through the forest.
答案：Following; 状语
6. ________ (live) in China for many years, she picked up Chinese.
答案：Having lived; 状语
