The Conjugator
English verb conjugation
COULD THANK

Regular verb: thank - thanked - thanked

Affirmation

Simple form

V-ing form

I could thank
you could thank
she could thank
we could thank
you could thank
they could thank
I could be thanking
you could be thanking
she could be thanking
we could be thanking
you could be thanking
they could be thanking

Perfect

V-ing perfect

I could have thanked
you could have thanked
she could have thanked
we could have thanked
you could have thanked
they could have thanked
I could have been thanking
you could have been thanking
she could have been thanking
we could have been thanking
you could have been thanking
they could have been thanking

Negation

Simple form

V-ing form

I couldn't thank
you couldn't thank
she couldn't thank
we couldn't thank
you couldn't thank
they couldn't thank
I couldn't be thanking
you couldn't be thanking
she couldn't be thanking
we couldn't be thanking
you couldn't be thanking
they couldn't be thanking

Perfect

V-ing perfect

I couldn't have thanked
you couldn't have thanked
she couldn't have thanked
we couldn't have thanked
you couldn't have thanked
they couldn't have thanked
I couldn't have been thanking
you couldn't have been thanking
she couldn't have been thanking
we couldn't have been thanking
you couldn't have been thanking
they couldn't have been thanking

Interrogative form

Simple form

V-ing form

could I thank?
could you thank?
could she thank?
could we thank?
could you thank?
could they thank?
could I be thanking?
could you be thanking?
could she be thanking?
could we be thanking?
could you be thanking?
could they be thanking?

Perfect

V-ing perfect

could I have thanked?
could you have thanked?
could she have thanked?
could we have thanked?
could you have thanked?
could they have thanked?
could I have been thanking?
could you have been thanking?
could she have been thanking?
could we have been thanking?
could you have been thanking?
could they have been thanking?

Interro-negative form

Simple form

V-ing form

couldn't I thank?
couldn't you thank?
couldn't she thank?
couldn't we thank?
couldn't you thank?
couldn't they thank?
couldn't I be thanking?
couldn't you be thanking?
couldn't she be thanking?
couldn't we be thanking?
couldn't you be thanking?
couldn't they be thanking?

Perfect

V-ing perfect

couldn't I have thanked?
couldn't you have thanked?
couldn't she have thanked?
couldn't we have thanked?
couldn't you have thanked?
couldn't they have thanked?
couldn't I have been thanking?
couldn't you have been thanking?
couldn't she have been thanking?
couldn't we have been thanking?
couldn't you have been thanking?
couldn't they have been thanking?