English verb conjugation COULD TESSELLATE

Regular verb: tessellate - tessellated - tessellated

Affirmation

Simple form

I could tessellate
you could tessellate
he could tessellate
we could tessellate
you could tessellate
they could tessellate

V-ing form

I could be tessellating
you could be tessellating
he could be tessellating
we could be tessellating
you could be tessellating
they could be tessellating

Perfect

I could have tessellated
you could have tessellated
he could have tessellated
we could have tessellated
you could have tessellated
they could have tessellated

V-ing perfect

I could have been tessellating
you could have been tessellating
he could have been tessellating
we could have been tessellating
you could have been tessellating
they could have been tessellating

Negation

Simple form

I couldn't tessellate
you couldn't tessellate
he couldn't tessellate
we couldn't tessellate
you couldn't tessellate
they couldn't tessellate

V-ing form

I couldn't be tessellating
you couldn't be tessellating
he couldn't be tessellating
we couldn't be tessellating
you couldn't be tessellating
they couldn't be tessellating

Perfect

I couldn't have tessellated
you couldn't have tessellated
he couldn't have tessellated
we couldn't have tessellated
you couldn't have tessellated
they couldn't have tessellated

V-ing perfect

I couldn't have been tessellating
you couldn't have been tessellating
he couldn't have been tessellating
we couldn't have been tessellating
you couldn't have been tessellating
they couldn't have been tessellating

Interrogative form

Simple form

could I tessellate?
could you tessellate?
could he tessellate?
could we tessellate?
could you tessellate?
could they tessellate?

V-ing form

could I be tessellating?
could you be tessellating?
could he be tessellating?
could we be tessellating?
could you be tessellating?
could they be tessellating?

Perfect

could I have tessellated?
could you have tessellated?
could he have tessellated?
could we have tessellated?
could you have tessellated?
could they have tessellated?

V-ing perfect

could I have been tessellating?
could you have been tessellating?
could he have been tessellating?
could we have been tessellating?
could you have been tessellating?
could they have been tessellating?

Interro-negative form

Simple form

couldn't I tessellate?
couldn't you tessellate?
couldn't he tessellate?
couldn't we tessellate?
couldn't you tessellate?
couldn't they tessellate?

V-ing form

couldn't I be tessellating?
couldn't you be tessellating?
couldn't he be tessellating?
couldn't we be tessellating?
couldn't you be tessellating?
couldn't they be tessellating?

Perfect

couldn't I have tessellated?
couldn't you have tessellated?
couldn't he have tessellated?
couldn't we have tessellated?
couldn't you have tessellated?
couldn't they have tessellated?

V-ing perfect

couldn't I have been tessellating?
couldn't you have been tessellating?
couldn't he have been tessellating?
couldn't we have been tessellating?
couldn't you have been tessellating?
couldn't they have been tessellating?

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