6. Of all the subjects, ________ (地理) is little John’s favorite.
7. When he was very young, the boy dreamed of becoming a ________ (飞行员).
8. Now more and more people are _______(开始) to understand the importance of good health.
9. I have been ________ (深深地) impressed by a number of experiences in her life.
10. When I entered the room, I found the old man ________ (坐) himself in the armchair.