English verb conjugation CAN PURCHASE

Regular verb: purchase - purchased - purchased

Affirmation

Simple form

I can purchase
you can purchase
he can purchase
we can purchase
you can purchase
they can purchase

V-ing form

I can be purchasing
you can be purchasing
he can be purchasing
we can be purchasing
you can be purchasing
they can be purchasing

Perfect

I can have purchased
you can have purchased
he can have purchased
we can have purchased
you can have purchased
they can have purchased

V-ing perfect

I can have been purchasing
you can have been purchasing
he can have been purchasing
we can have been purchasing
you can have been purchasing
they can have been purchasing

Negation

Simple form

I can't purchase
you can't purchase
he can't purchase
we can't purchase
you can't purchase
they can't purchase

V-ing form

I can't be purchasing
you can't be purchasing
he can't be purchasing
we can't be purchasing
you can't be purchasing
they can't be purchasing

Perfect

I can't have purchased
you can't have purchased
he can't have purchased
we can't have purchased
you can't have purchased
they can't have purchased

V-ing perfect

I can't have been purchasing
you can't have been purchasing
he can't have been purchasing
we can't have been purchasing
you can't have been purchasing
they can't have been purchasing

Interrogative form

Simple form

can I purchase?
can you purchase?
can he purchase?
can we purchase?
can you purchase?
can they purchase?

V-ing form

can I be purchasing?
can you be purchasing?
can he be purchasing?
can we be purchasing?
can you be purchasing?
can they be purchasing?

Perfect

can I have purchased?
can you have purchased?
can he have purchased?
can we have purchased?
can you have purchased?
can they have purchased?

V-ing perfect

can I have been purchasing?
can you have been purchasing?
can he have been purchasing?
can we have been purchasing?
can you have been purchasing?
can they have been purchasing?

Interro-negative form

Simple form

can't I purchase?
can't you purchase?
can't he purchase?
can't we purchase?
can't you purchase?
can't they purchase?

V-ing form

can't I be purchasing?
can't you be purchasing?
can't he be purchasing?
can't we be purchasing?
can't you be purchasing?
can't they be purchasing?

Perfect

can't I have purchased?
can't you have purchased?
can't he have purchased?
can't we have purchased?
can't you have purchased?
can't they have purchased?

V-ing perfect

can't I have been purchasing?
can't you have been purchasing?
can't he have been purchasing?
can't we have been purchasing?
can't you have been purchasing?
can't they have been purchasing?

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