Conjugação do verbo inglês COULD STRENGTHEN

Verbo regular: strengthen - strengthened - strengthened

Afirmação

Forma simple

I could strengthen
you could strengthen
he could strengthen
we could strengthen
you could strengthen
they could strengthen

Forma com V-ing

I could be strengthening
you could be strengthening
he could be strengthening
we could be strengthening
you could be strengthening
they could be strengthening

Perfeito

I could have strengthened
you could have strengthened
he could have strengthened
we could have strengthened
you could have strengthened
they could have strengthened

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interrogativa

Forma simple

could I strengthen?
could you strengthen?
could he strengthen?
could we strengthen?
could you strengthen?
could they strengthen?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

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