Topic 1: Increasing travels between countries enable people to learn different cultures or to increase tension between people from different countries

Belief + basic, false, firm, general, mistaken, personal, popular, religious, strong, traditional, true, widespread

Benefit + economic, financial, mutual, potential, social, tangible

Burden + additional, administrative, economic, extra, financial, heavy, intolerable, undue

Care + extra, intensive, medical, nursing, personal, primary, private, reasonable, special

Cause + important, likely, main, major, noble, possible, real, reasonable, underlying, worthy

Characteristic + defining, demographic, distinctive, distinguishing, essential, general, important, individual, main, particular, personal, physical, social, special, unique

Child + eldest, grown-up, old, only, small, young, youngest

Circumstance + certain, different, difficult, economic, exceptional, extreme, financial, normal, particular, political, present, social, special, unforeseen

Climate + changing, cold, cultural, current, dry, economic, favourable, global, harsh, hostile, hot, humid, international, mild, moral, political, present, temperate, warm

Clothing + classic, outdoor, protective, second-hand, special, warm, unique