Present
I    think
you  think
he   thinks
we   think
you  think
they think

Perfect
I    have thought
you  have thought
he   has thought
we   have thought
you  have thought
they have thought

Past
I    thought
you  thought
he   thought
we   thought
you  thought
they thought

Pluperfect
I    had thought
you  had thought
he   had thought
we   had thought
you  had thought
they had thought

Future
I    will think
you  will think
he   will think
we   will think
you  will think
they will think

Future perfect
I    will have thought
you  will have thought
he   will have thought
we   will have thought
you  will have thought
they will have thought

Present
I    think
you  think
he   think
we   think
you  think
they think

Present
I    have thought
you  have thought
he   have thought
we   have thought
you  have thought
they have thought

Imperfect
I    thought
you  thought
he   thought
we   thought
you  thought
they thought

Pluperfect
I    had thought
you  had thought
he   had thought
we   had thought
you  had thought
they had thought

Present
I    would think
you  would think
he   would think
we   would think
you  would think
they would think

Perfect
I    would have thought
you  would have thought
he   would have thought
we   would have thought
you  would have thought
they would have thought

Present
I    am thinking
you  are thinking
he   is thinking
we   are thinking
you  are thinking
they are thinking

Perfect
I    have been thinking
you  have been thinking
he   has been thinking
we   have been thinking
you  have been thinking
they have been thinking

Past
I    was thinking
you  were thinking
he   was thinking
we   were thinking
you  were thinking
they were thinking

Pluperfect
I    had been thinking
you  had been thinking
he   had been thinking
we   had been thinking
you  had been thinking
they had been thinking

Future
I    will be thinking
you  will be thinking
he   will be thinking
we   will be thinking
you  will be thinking
they will be thinking

Future perfect
I    will have been thinking
you  will have been thinking
he   will have been thinking
we   will have been thinking
you  will have been thinking
they will have been thinking

Present
I    would be thinking
you  would be thinking
he   would be thinking
we   would be thinking
you  would be thinking
they would be thinking

Perfect
I    would have been thinking
you  would have been thinking
he   would have been thinking
we   would have been thinking
you  would have been thinking
they would have been thinking