English verb conjugation CAN THINK

Irregular verb: think - thought - thought

Affirmation

Simple form

I can think
you can think
he can think
we can think
you can think
they can think

V-ing form

I can be thinking
you can be thinking
he can be thinking
we can be thinking
you can be thinking
they can be thinking

Perfect

I can have thought
you can have thought
he can have thought
we can have thought
you can have thought
they can have thought

V-ing perfect

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

Negation

Simple form

I cannot think
you cannot think
he cannot think
we cannot think
you cannot think
they cannot think

V-ing form

I cannot be thinking
you cannot be thinking
he cannot be thinking
we cannot be thinking
you cannot be thinking
they cannot be thinking

Perfect

I cannot have thought
you cannot have thought
he cannot have thought
we cannot have thought
you cannot have thought
they cannot have thought

V-ing perfect

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

Interrogative form

Simple form

can I think?
can you think?
can he think?
can we think?
can you think?
can they think?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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