a lot / a majority

largely; mostly

to study / to learn

various countries

the various countries of

travel, a trip, a journey, a voyage, a tour

culture

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend