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 can't think
you can't think
he can't think
we can't think
you can't think
they can't think

V-ing form

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

Perfect

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

V-ing perfect

I can't have been thinking
you can't have been thinking
he can't have been thinking
we can't have been thinking
you can't have been thinking
they can't 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't I think?
can't you think?
can't he think?
can't we think?
can't you think?
can't they think?

V-ing form

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

Perfect

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

V-ing perfect

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

Page top