Looking for me to learn Chinese

The person I am most sorry for is myself

I'm looking for someone who is at B1-C2 level. My level is between C1 -C2. First of all I want to speak.

"The commander disbanded the special investigation team."? Is "disband" natural?

I hope someone can help me to learn English. I from China

What does this mean ? Especiallyl couldn't get ' flying far away " "and i certainly don't want people flying from far away just to say Goodbye"

Have you ever heard these idioms? What do they mean, and how often are they used in everyday speech? -"Apply myself" and - "pull your socks up"

What's the meaning of "as" in the following sentence? The evidence is visible *** as *** a worldwide decline in “ship tracks”, long, thin clouds created when sulphate particles in a ship’s exhaust provide nuclei around which water droplets can form.

Friends who want to learn Chinese and speak Chinese fluently can contact me.