English verb conjugation COULD SECERN

Regular verb: secern - secerned - secerned

Affirmation

Simple form

I could secern
you could secern
he could secern
we could secern
you could secern
they could secern

V-ing form

I could be secerning
you could be secerning
he could be secerning
we could be secerning
you could be secerning
they could be secerning

Perfect

I could have secerned
you could have secerned
he could have secerned
we could have secerned
you could have secerned
they could have secerned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I secern?
could you secern?
could he secern?
could we secern?
could you secern?
could they secern?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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