Make full sentences based on suggested vocabulary

Make full sentences based on suggested vocabulary
1/ obvious/etiquette/conformity/seniors/Eastern
2/ hospitality/Vietnam/ethnicity/tourism/homestay
3/adopt/ old ways/modern/conflict/foster/community cultural diversity
4/ subtle/conflict/business behaviours/ruin/lucrative business deals.
5/ Hold/cultural events/cite/frivolous/underdeveloped countries/investment/education/ỉnastructure