Irregular verb: dig - dug - dug
Simple form | V-ing form |
I must dig you must dig he must dig we must dig you must dig they must dig | I must be digging you must be digging he must be digging we must be digging you must be digging they must be digging |
Perfect | V-ing perfect |
I must have dug you must have dug he must have dug we must have dug you must have dug they must have dug | I must have been digging you must have been digging he must have been digging we must have been digging you must have been digging they must have been digging |
Simple form | V-ing form |
I mustn't dig you mustn't dig he mustn't dig we mustn't dig you mustn't dig they mustn't dig | I mustn't be digging you mustn't be digging he mustn't be digging we mustn't be digging you mustn't be digging they mustn't be digging |
Perfect | V-ing perfect |
I mustn't have dug you mustn't have dug he mustn't have dug we mustn't have dug you mustn't have dug they mustn't have dug | I mustn't have been digging you mustn't have been digging he mustn't have been digging we mustn't have been digging you mustn't have been digging they mustn't have been digging |
Simple form | V-ing form |
must I dig? must you dig? must he dig? must we dig? must you dig? must they dig? | must I be digging? must you be digging? must he be digging? must we be digging? must you be digging? must they be digging? |
Perfect | V-ing perfect |
must I have dug? must you have dug? must he have dug? must we have dug? must you have dug? must they have dug? | must I have been digging? must you have been digging? must he have been digging? must we have been digging? must you have been digging? must they have been digging? |
Simple form | V-ing form |
mustn't I dig? mustn't you dig? mustn't he dig? mustn't we dig? mustn't you dig? mustn't they dig? | mustn't I be digging? mustn't you be digging? mustn't he be digging? mustn't we be digging? mustn't you be digging? mustn't they be digging? |
Perfect | V-ing perfect |
mustn't I have dug? mustn't you have dug? mustn't he have dug? mustn't we have dug? mustn't you have dug? mustn't they have dug? | mustn't I have been digging? mustn't you have been digging? mustn't he have been digging? mustn't we have been digging? mustn't you have been digging? mustn't they have been digging? |