Relacionar Columnas Formal and informal languageVersión en línea Matching exercise por Ana Domínguez 1 formal: purchase 2 formal: verify 3 formal: We would 4 formal: concerning, regarding 5 formal: increase 6 formal: a great deal of, numerous 7 formal: respond 8 formal: superior 9 formal: initially 10 formal: It is said that... 11 formal: however, on the other hand 12 formal: satisfactory, acceptable 13 formal: due to, as a result of 14 formal: decrease 15 formal: therefore informal: buy informal: lots of, a lot of informal: check informal: that´s why informal: OK informal: about informal: but informal: go down informal: We´d informal: at first informal: better informal: go up informal: They say that informal: answer informal: because