When the old man was telling the story, some children ( 不住地点头 ) while some others looked ( 很迷惑 ). 2. ( 落叶 ) will eventually turn into fertilizer serving other plants. 3. The three boys were so ( 吃惊 ) to find the escaped prisoner ( 正躲在 ) behind the door. 4. ( 被深深地感动了 ) by the poor but hard-working boy, the couple decided to pay for his secondary education. 5. Anyone ( 听从 ) this advice would find himself in trouble. 6. ( 作为 ) university students, we should be ( 对 ... 感兴趣 ) in what is going on in the world. 7. The bulk of the world’s rainforests, 97 percent, are ( 位于 ) in 27 developing countries. 8. If she catches you ( 在读 ) her diary, she’ll be angry.