English verb conjugation
CAN HUMBUG

Regular verb: humbug - humbugged - humbugged

Affirmation

Simple form	V-ing form
I can humbug you can humbug she can humbug we can humbug you can humbug they can humbug	I can be humbugging you can be humbugging she can be humbugging we can be humbugging you can be humbugging they can be humbugging
Perfect	V-ing perfect
I can have humbugged you can have humbugged she can have humbugged we can have humbugged you can have humbugged they can have humbugged	I can have been humbugging you can have been humbugging she can have been humbugging we can have been humbugging you can have been humbugging they can have been humbugging

Negation

Simple form	V-ing form
I cannot humbug you cannot humbug she cannot humbug we cannot humbug you cannot humbug they cannot humbug	I cannot be humbugging you cannot be humbugging she cannot be humbugging we cannot be humbugging you cannot be humbugging they cannot be humbugging
Perfect	V-ing perfect
I cannot have humbugged you cannot have humbugged she cannot have humbugged we cannot have humbugged you cannot have humbugged they cannot have humbugged	I cannot have been humbugging you cannot have been humbugging she cannot have been humbugging we cannot have been humbugging you cannot have been humbugging they cannot have been humbugging

Interrogative form

Simple form	V-ing form
can I humbug? can you humbug? can she humbug? can we humbug? can you humbug? can they humbug?	can I be humbugging? can you be humbugging? can she be humbugging? can we be humbugging? can you be humbugging? can they be humbugging?
Perfect	V-ing perfect
can I have humbugged? can you have humbugged? can she have humbugged? can we have humbugged? can you have humbugged? can they have humbugged?	can I have been humbugging? can you have been humbugging? can she have been humbugging? can we have been humbugging? can you have been humbugging? can they have been humbugging?

Interro-negative form

Simple form	V-ing form
can I not humbug? can you not humbug? can she not humbug? can we not humbug? can you not humbug? can they not humbug?	can I not be humbugging? can you not be humbugging? can she not be humbugging? can we not be humbugging? can you not be humbugging? can they not be humbugging?
Perfect	V-ing perfect
can I not have humbugged? can you not have humbugged? can she not have humbugged? can we not have humbugged? can you not have humbugged? can they not have humbugged?	can I not have been humbugging? can you not have been humbugging? can she not have been humbugging? can we not have been humbugging? can you not have been humbugging? can they not have been humbugging?