•I tried to stand up but I couldn’t. (try= attempt)
•Why don’t you try texting her if she doesn’tanswer the phone? (try=suggestion)
•I regret to inform you that your application hasbeen turned down. (regret= I’m sorry)
•She regrets behaving in that awful way. (regret= repent)
•He went on talking even though nobody waslistening (go on=continue)
•He went on to become a teacher aftergraduating. (go on=do sth else in the future)