问题：（1）结合材料，分析中学生的情绪发展的主要特点。（5分）（2）如何指导中学生进行有效的情绪调节？ （5分）

21.

2. I tried phoning her office, but I couldn’t ______.

36. Stress is only ______ (harm) when it becomes overwhelming and interrupts the healthy state in balance.

16.

3. —I don‘t understand why you didn‘t go to the lecture yesterday afternoon. —I‘m so sorry. But I ______ my homework.

42. I borrowed the book from a young librarian and I enjoyed reading it ___________ (immediate).

35. How can we become a good reader?

28. In the author’s opinion, _____.         

15. —You can’t finish the book in less than an hour, I suppose? —_______.

44. Extreme weathers like droughts and heavy storms will happen at a higher _________ (频率).

假设你是星光中学的李华，将参加主题为“Let’s Ride Bicycles”的英语演讲比赛。请撰写一份演讲稿，主要内容包括: 1）目前汽车带来的空气污染和交通堵塞等问题; 2）骑自行车的益处，如节能环保、有利健康等。 注意: 1）词数: 120 词左右;（本题15分）