Coniugazione del verbo inglese COULD CONCENTRATE

Verbo regolare: concentrate - concentrated - concentrated

Affermazione

Forma semplice

I could concentrate
you could concentrate
he could concentrate
we could concentrate
you could concentrate
they could concentrate

Forma con V-ing

I could be concentrating
you could be concentrating
he could be concentrating
we could be concentrating
you could be concentrating
they could be concentrating

Perfetto

I could have concentrated
you could have concentrated
he could have concentrated
we could have concentrated
you could have concentrated
they could have concentrated

Perfetto con V-ing

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

Negazione

Forma semplice

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

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

Forma interrogativa

Forma semplice

could I concentrate?
could you concentrate?
could he concentrate?
could we concentrate?
could you concentrate?
could they concentrate?

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

Forma interro-negativa

Forma semplice

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

Forma con V-ing

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

Perfetto

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

Perfetto con V-ing

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

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