English verb conjugation
CAN MASON

Regular verb: mason - masoned - masoned

Affirmation

Simple form	V-ing form
I can mason you can mason she can mason we can mason you can mason they can mason	I can be masoning you can be masoning she can be masoning we can be masoning you can be masoning they can be masoning
Perfect	V-ing perfect
I can have masoned you can have masoned she can have masoned we can have masoned you can have masoned they can have masoned	I can have been masoning you can have been masoning she can have been masoning we can have been masoning you can have been masoning they can have been masoning

Negation

Simple form	V-ing form
I cannot mason you cannot mason she cannot mason we cannot mason you cannot mason they cannot mason	I cannot be masoning you cannot be masoning she cannot be masoning we cannot be masoning you cannot be masoning they cannot be masoning
Perfect	V-ing perfect
I cannot have masoned you cannot have masoned she cannot have masoned we cannot have masoned you cannot have masoned they cannot have masoned	I cannot have been masoning you cannot have been masoning she cannot have been masoning we cannot have been masoning you cannot have been masoning they cannot have been masoning

Interrogative form

Simple form	V-ing form
can I mason? can you mason? can she mason? can we mason? can you mason? can they mason?	can I be masoning? can you be masoning? can she be masoning? can we be masoning? can you be masoning? can they be masoning?
Perfect	V-ing perfect
can I have masoned? can you have masoned? can she have masoned? can we have masoned? can you have masoned? can they have masoned?	can I have been masoning? can you have been masoning? can she have been masoning? can we have been masoning? can you have been masoning? can they have been masoning?

Interro-negative form

Simple form	V-ing form
can I not mason? can you not mason? can she not mason? can we not mason? can you not mason? can they not mason?	can I not be masoning? can you not be masoning? can she not be masoning? can we not be masoning? can you not be masoning? can they not be masoning?
Perfect	V-ing perfect
can I not have masoned? can you not have masoned? can she not have masoned? can we not have masoned? can you not have masoned? can they not have masoned?	can I not have been masoning? can you not have been masoning? can she not have been masoning? can we not have been masoning? can you not have been masoning? can they not have been masoning?