2. Study French writers or works, such as Voltaire
3. Write about the current communication and understanding between China and France.
4. Comment on a French film and talk about the cultural differences.
..... there are many things ... write casually.
I wrote Voltaire's Orphan of China.
Of course, you can also write linguistics, the influence of English on French, and French accent, … and so on. Senior people in London still greet each other in French, sir or madam. ...
You can write French in the world. ...