Would you check whether those articles are correct, please?
He picked his (/) way through the queue waiting for the 6:10 express, and edged thecrowds of passangers pouring through (/) station entrances.
When he reached (/) Sir John´s office, he was offered a drink. The boss congratulated him on the succes of the mission to the Gulf and questioned him very closely on (/) details of the negotiations. After a short conversation, he invited Arthur, out of the blue, to come and have (/) dinner at his house the following Friday and to bring a partner along.