English verb conjugation
CAN AMASS

Regular verb: amass - amassed - amassed

Affirmation

Simple form	V-ing form
I can amass you can amass she can amass we can amass you can amass they can amass	I can be amassing you can be amassing she can be amassing we can be amassing you can be amassing they can be amassing
Perfect	V-ing perfect
I can have amassed you can have amassed she can have amassed we can have amassed you can have amassed they can have amassed	I can have been amassing you can have been amassing she can have been amassing we can have been amassing you can have been amassing they can have been amassing

Negation

Simple form	V-ing form
I cannot amass you cannot amass she cannot amass we cannot amass you cannot amass they cannot amass	I cannot be amassing you cannot be amassing she cannot be amassing we cannot be amassing you cannot be amassing they cannot be amassing
Perfect	V-ing perfect
I cannot have amassed you cannot have amassed she cannot have amassed we cannot have amassed you cannot have amassed they cannot have amassed	I cannot have been amassing you cannot have been amassing she cannot have been amassing we cannot have been amassing you cannot have been amassing they cannot have been amassing

Interrogative form

Simple form	V-ing form
can I amass? can you amass? can she amass? can we amass? can you amass? can they amass?	can I be amassing? can you be amassing? can she be amassing? can we be amassing? can you be amassing? can they be amassing?
Perfect	V-ing perfect
can I have amassed? can you have amassed? can she have amassed? can we have amassed? can you have amassed? can they have amassed?	can I have been amassing? can you have been amassing? can she have been amassing? can we have been amassing? can you have been amassing? can they have been amassing?

Interro-negative form

Simple form	V-ing form
can I not amass? can you not amass? can she not amass? can we not amass? can you not amass? can they not amass?	can I not be amassing? can you not be amassing? can she not be amassing? can we not be amassing? can you not be amassing? can they not be amassing?
Perfect	V-ing perfect
can I not have amassed? can you not have amassed? can she not have amassed? can we not have amassed? can you not have amassed? can they not have amassed?	can I not have been amassing? can you not have been amassing? can she not have been amassing? can we not have been amassing? can you not have been amassing? can they not have been amassing?