English verb conjugation
CAN ACCUMULATE

Regular verb: accumulate - accumulated - accumulated

Affirmation

Simple form	V-ing form
I can accumulate you can accumulate he can accumulate we can accumulate you can accumulate they can accumulate	I can be accumulating you can be accumulating he can be accumulating we can be accumulating you can be accumulating they can be accumulating
Perfect	V-ing perfect
I can have accumulated you can have accumulated he can have accumulated we can have accumulated you can have accumulated they can have accumulated	I can have been accumulating you can have been accumulating he can have been accumulating we can have been accumulating you can have been accumulating they can have been accumulating

Negation

Simple form	V-ing form
I can't accumulate you can't accumulate he can't accumulate we can't accumulate you can't accumulate they can't accumulate	I can't be accumulating you can't be accumulating he can't be accumulating we can't be accumulating you can't be accumulating they can't be accumulating
Perfect	V-ing perfect
I can't have accumulated you can't have accumulated he can't have accumulated we can't have accumulated you can't have accumulated they can't have accumulated	I can't have been accumulating you can't have been accumulating he can't have been accumulating we can't have been accumulating you can't have been accumulating they can't have been accumulating

Interrogative form

Simple form	V-ing form
can I accumulate? can you accumulate? can he accumulate? can we accumulate? can you accumulate? can they accumulate?	can I be accumulating? can you be accumulating? can he be accumulating? can we be accumulating? can you be accumulating? can they be accumulating?
Perfect	V-ing perfect
can I have accumulated? can you have accumulated? can he have accumulated? can we have accumulated? can you have accumulated? can they have accumulated?	can I have been accumulating? can you have been accumulating? can he have been accumulating? can we have been accumulating? can you have been accumulating? can they have been accumulating?

Interro-negative form

Simple form	V-ing form
can't I accumulate? can't you accumulate? can't he accumulate? can't we accumulate? can't you accumulate? can't they accumulate?	can't I be accumulating? can't you be accumulating? can't he be accumulating? can't we be accumulating? can't you be accumulating? can't they be accumulating?
Perfect	V-ing perfect
can't I have accumulated? can't you have accumulated? can't he have accumulated? can't we have accumulated? can't you have accumulated? can't they have accumulated?	can't I have been accumulating? can't you have been accumulating? can't he have been accumulating? can't we have been accumulating? can't you have been accumulating? can't they have been accumulating?