问答题
Directions:
Suppose you are a visitor. When you were in Shanghai, you got a help from Li Qiang. Write a letter to him to express your gratitude. Your letter should include:
1) State your experience and your purpose.
2) Explain your feelings and expressions.
3) Express your thanks.
You should write about 100 words. Do not sign your own name at the end of the letter. Use "Li Ming" instead. You do not need to write the address.