Sentence:  Edward Churchill still <WSD>attended</WSD> to his work in a hopeless mechanical manner like a sleep-walker who walks safely on a well-known round. But his Roman collar galled him, his cossack stifled him, his biretta was as uncomfortable as a merry-andrew's cap and bells. 
Meaning of the word marked with <WSD> tags:  (to turn one's consideration to, deal with) To turn one's consideration ((to)); to deal with (a task, problem, concern etc.), to look after. (from 15th c.)