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