Yep, I would agree, outputting the language through speaking or writing is very important. Conversations are the best because you can practice real input (listening) and then real output (speaking). But writing is great too; if you can access an AI chatbot in your country, they can be helpful to text with also.

Hello! I think it depends on what skill do you want improve moust.

你好，可以跟你交个朋友吗