Regular verb: extinguish - extinguished - extinguished
Simple form | V-ing form |
I must extinguish you must extinguish he must extinguish we must extinguish you must extinguish they must extinguish | I must be extinguishing you must be extinguishing he must be extinguishing we must be extinguishing you must be extinguishing they must be extinguishing |
Perfect | V-ing perfect |
I must have extinguished you must have extinguished he must have extinguished we must have extinguished you must have extinguished they must have extinguished | I must have been extinguishing you must have been extinguishing he must have been extinguishing we must have been extinguishing you must have been extinguishing they must have been extinguishing |
Simple form | V-ing form |
I mustn't extinguish you mustn't extinguish he mustn't extinguish we mustn't extinguish you mustn't extinguish they mustn't extinguish | I mustn't be extinguishing you mustn't be extinguishing he mustn't be extinguishing we mustn't be extinguishing you mustn't be extinguishing they mustn't be extinguishing |
Perfect | V-ing perfect |
I mustn't have extinguished you mustn't have extinguished he mustn't have extinguished we mustn't have extinguished you mustn't have extinguished they mustn't have extinguished | I mustn't have been extinguishing you mustn't have been extinguishing he mustn't have been extinguishing we mustn't have been extinguishing you mustn't have been extinguishing they mustn't have been extinguishing |
Simple form | V-ing form |
must I extinguish? must you extinguish? must he extinguish? must we extinguish? must you extinguish? must they extinguish? | must I be extinguishing? must you be extinguishing? must he be extinguishing? must we be extinguishing? must you be extinguishing? must they be extinguishing? |
Perfect | V-ing perfect |
must I have extinguished? must you have extinguished? must he have extinguished? must we have extinguished? must you have extinguished? must they have extinguished? | must I have been extinguishing? must you have been extinguishing? must he have been extinguishing? must we have been extinguishing? must you have been extinguishing? must they have been extinguishing? |
Simple form | V-ing form |
mustn't I extinguish? mustn't you extinguish? mustn't he extinguish? mustn't we extinguish? mustn't you extinguish? mustn't they extinguish? | mustn't I be extinguishing? mustn't you be extinguishing? mustn't he be extinguishing? mustn't we be extinguishing? mustn't you be extinguishing? mustn't they be extinguishing? |
Perfect | V-ing perfect |
mustn't I have extinguished? mustn't you have extinguished? mustn't he have extinguished? mustn't we have extinguished? mustn't you have extinguished? mustn't they have extinguished? | mustn't I have been extinguishing? mustn't you have been extinguishing? mustn't he have been extinguishing? mustn't we have been extinguishing? mustn't you have been extinguishing? mustn't they have been extinguishing? |