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