Conjugação do verbo inglês CAN CONCENTER

Verbo regular: concenter - concentered - concentered

Afirmação

Forma simple

I can concenter
you can concenter
he can concenter
we can concenter
you can concenter
they can concenter

Forma com V-ing

I can be concentering
you can be concentering
he can be concentering
we can be concentering
you can be concentering
they can be concentering

Perfeito

I can have concentered
you can have concentered
he can have concentered
we can have concentered
you can have concentered
they can have concentered

Perfeito com V-ing

I can have been concentering
you can have been concentering
he can have been concentering
we can have been concentering
you can have been concentering
they can have been concentering

Negação

Forma simple

I cannot concenter
you cannot concenter
he cannot concenter
we cannot concenter
you cannot concenter
they cannot concenter

Forma com V-ing

I cannot be concentering
you cannot be concentering
he cannot be concentering
we cannot be concentering
you cannot be concentering
they cannot be concentering

Perfeito

I cannot have concentered
you cannot have concentered
he cannot have concentered
we cannot have concentered
you cannot have concentered
they cannot have concentered

Perfeito com V-ing

I cannot have been concentering
you cannot have been concentering
he cannot have been concentering
we cannot have been concentering
you cannot have been concentering
they cannot have been concentering

Forma interrogativa

Forma simple

can I concenter?
can you concenter?
can he concenter?
can we concenter?
can you concenter?
can they concenter?

Forma com V-ing

can I be concentering?
can you be concentering?
can he be concentering?
can we be concentering?
can you be concentering?
can they be concentering?

Perfeito

can I have concentered?
can you have concentered?
can he have concentered?
can we have concentered?
can you have concentered?
can they have concentered?

Perfeito com V-ing

can I have been concentering?
can you have been concentering?
can he have been concentering?
can we have been concentering?
can you have been concentering?
can they have been concentering?

Forma interro-Negação

Forma simple

can I not concenter?
can you not concenter?
can he not concenter?
can we not concenter?
can you not concenter?
can they not concenter?

Forma com V-ing

can I not be concentering?
can you not be concentering?
can he not be concentering?
can we not be concentering?
can you not be concentering?
can they not be concentering?

Perfeito

can I not have concentered?
can you not have concentered?
can he not have concentered?
can we not have concentered?
can you not have concentered?
can they not have concentered?

Perfeito com V-ing

can I not have been concentering?
can you not have been concentering?
can he not have been concentering?
can we not have been concentering?
can you not have been concentering?
can they not have been concentering?

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