English verb conjugation CAN SPECULATE

Regular verb: speculate - speculated - speculated


Affirmation

Simple form

I can speculate
you can speculate
he can speculate
we can speculate
you can speculate
they can speculate

V-ing form

I can be speculating
you can be speculating
he can be speculating
we can be speculating
you can be speculating
they can be speculating

Perfect

I can have speculated
you can have speculated
he can have speculated
we can have speculated
you can have speculated
they can have speculated

V-ing perfect

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

Negation

Simple form

I cannot speculate
you cannot speculate
he cannot speculate
we cannot speculate
you cannot speculate
they cannot speculate

V-ing form

I cannot be speculating
you cannot be speculating
he cannot be speculating
we cannot be speculating
you cannot be speculating
they cannot be speculating

Perfect

I cannot have speculated
you cannot have speculated
he cannot have speculated
we cannot have speculated
you cannot have speculated
they cannot have speculated

V-ing perfect

I cannot have been speculating
you cannot have been speculating
he cannot have been speculating
we cannot have been speculating
you cannot have been speculating
they cannot have been speculating

Interrogative form

Simple form

can I speculate?
can you speculate?
can he speculate?
can we speculate?
can you speculate?
can they speculate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

can I not speculate?
can you not speculate?
can he not speculate?
can we not speculate?
can you not speculate?
can they not speculate?

V-ing form

can I not be speculating?
can you not be speculating?
can he not be speculating?
can we not be speculating?
can you not be speculating?
can they not be speculating?

Perfect

can I not have speculated?
can you not have speculated?
can he not have speculated?
can we not have speculated?
can you not have speculated?
can they not have speculated?

V-ing perfect

can I not have been speculating?
can you not have been speculating?
can he not have been speculating?
can we not have been speculating?
can you not have been speculating?
can they not have been speculating?