Theyuse computers to keep the traffic smoothly

Do you mind me_________ next to you—_________. Let me take my bag away.

A Sichuan government official expressed their thanks through CCTV for the aid they ______ in the last three years

He has made little progress in English, he— . He is good at it now.

This article is too long, can you ________ it ________ to 2,000 words?