English verb conjugation COULD TICKLE

Regular verb: tickle - tickled - tickled

Affirmation

Simple form

I could tickle
you could tickle
she could tickle
we could tickle
you could tickle
they could tickle

V-ing form

I could be tickling
you could be tickling
she could be tickling
we could be tickling
you could be tickling
they could be tickling

Perfect

I could have tickled
you could have tickled
she could have tickled
we could have tickled
you could have tickled
they could have tickled

V-ing perfect

I could have been tickling
you could have been tickling
she could have been tickling
we could have been tickling
you could have been tickling
they could have been tickling

Negation

Simple form

I couldn't tickle
you couldn't tickle
she couldn't tickle
we couldn't tickle
you couldn't tickle
they couldn't tickle

V-ing form

I couldn't be tickling
you couldn't be tickling
she couldn't be tickling
we couldn't be tickling
you couldn't be tickling
they couldn't be tickling

Perfect

I couldn't have tickled
you couldn't have tickled
she couldn't have tickled
we couldn't have tickled
you couldn't have tickled
they couldn't have tickled

V-ing perfect

I couldn't have been tickling
you couldn't have been tickling
she couldn't have been tickling
we couldn't have been tickling
you couldn't have been tickling
they couldn't have been tickling

Interrogative form

Simple form

could I tickle?
could you tickle?
could she tickle?
could we tickle?
could you tickle?
could they tickle?

V-ing form

could I be tickling?
could you be tickling?
could she be tickling?
could we be tickling?
could you be tickling?
could they be tickling?

Perfect

could I have tickled?
could you have tickled?
could she have tickled?
could we have tickled?
could you have tickled?
could they have tickled?

V-ing perfect

could I have been tickling?
could you have been tickling?
could she have been tickling?
could we have been tickling?
could you have been tickling?
could they have been tickling?

Interro-negative form

Simple form

couldn't I tickle?
couldn't you tickle?
couldn't she tickle?
couldn't we tickle?
couldn't you tickle?
couldn't they tickle?

V-ing form

couldn't I be tickling?
couldn't you be tickling?
couldn't she be tickling?
couldn't we be tickling?
couldn't you be tickling?
couldn't they be tickling?

Perfect

couldn't I have tickled?
couldn't you have tickled?
couldn't she have tickled?
couldn't we have tickled?
couldn't you have tickled?
couldn't they have tickled?

V-ing perfect

couldn't I have been tickling?
couldn't you have been tickling?
couldn't she have been tickling?
couldn't we have been tickling?
couldn't you have been tickling?
couldn't they have been tickling?

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