change , vary &transformation?i am confused

how to disdinguish ' kidnap' from 'abduct' ?

how to distinguish 'view' from 'opinion'?

what's the difference between 'inform'and 'tell'

what's your second language ?why do you choose to learn it ?

how do you learn chinese as a foreigner ?

有一种自由叫做孤独，what do yu think about this

well, what's your first feeling when you get rejected ?

why do people like to listen to some sad,slow songs when they feel sad ?