However, as long as I study onat my desk, my world can't expand anymore. However, as long as I study at my desk, my world can't expand anymore.

However, as long as I study onat my desk, my world can't expand anymores much. However, as long as I study at my desk, my world can't expand as much.

I think that you can use language exchange sites, such as Tandem or Hello Talk, to talk to people in English without having to move.

I want to be a global citizen of the world. I want to be a global citizen.

I made this sentence more concise.

I'm unot sure whether I can use English at work or not. I'm unsure whether I can use English at work or not.

If anything, I just would like to enjoy speaking with people in English around the world in English. If anything, I would like to enjoy speaking with people around the world in English.