Zhang: Long time no see. How are you? Wu: Not bad. What about you? Li: Not bad.

Zhang Yue: I haven't seen Brother Wu for several days. Is everything all right? Answer: Fine, and you? Li replied: Very good. Wu paced and said, please come to my humble place and sit down. I have something delicious to eat. Complex geometry today? Zhang replied: Today is the Double Ninth Festival! Can Brother Hu be healthy in a foreign land? Li Yue: Why don't we write a poem for Brother Hu in a foreign land? Wu said happily: wonderful, the topic is "Chongyang rises again today"; Come on, Four Treasures of the Study!