to work

to return; to come back to / to follow; to submit

to return; to come back to

directly

straight

direct, straight, frank

sincere, straightforward, proper, frank / simple, not extravagant, not expensive, less formal

to do one's duty, be on duty

(Internet slang) a dead fad; out of fashion; no longer trendy

(mathematics) quod erat demonstrandum (that which was to be proved)