Phrasal Verbs Utilisant 'On' & 'Upon' - S'efforcer, prendre des risques ou révéler (On)

to direct one's attention, energy, or efforts toward a particular goal, task, or objective

se concentrer sur, focaliser sur

to provide information to law enforcement or authorities about someone's actions, particularly illegal or unethical actions

informer sur, dénoncer

to demand something firmly and persistently

insister sur, exiger

to reveal information that was meant to be kept a secret

révéler, divulguer

to give away information one has obtained about someone, particularly to someone in authority

rapporter sur, dénoncer

to watch an event or incident without getting involved

regarder (en spectateur)

to secretly observe someone or something with the intention of gathering confidential or hidden information

espionner, surveiller secrètement

to focus one's effort, time, or attention on something in order to achieve a particular goal

travailler sur