For this part, you are allowed thirty minutes to write a letter. Suppose you are Li Ming. You are finishing the four-year college life. Write a letter to your most-beloved teacher to express your gratitude. You should write at least 120 words and you should base your composition on the outline (given in Chinese ) below. 你(李明)即将结束四年大学学习生活，写一封感谢信给你最尊敬的老师表达你的感激之情。