English verb conjugation COULD DEDUCE

Regular verb: deduce - deduced - deduced

Affirmation

Simple form

I could deduce
you could deduce
he could deduce
we could deduce
you could deduce
they could deduce

V-ing form

I could be deducing
you could be deducing
he could be deducing
we could be deducing
you could be deducing
they could be deducing

Perfect

I could have deduced
you could have deduced
he could have deduced
we could have deduced
you could have deduced
they could have deduced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I deduce?
could you deduce?
could he deduce?
could we deduce?
could you deduce?
could they deduce?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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