English verb conjugation COULD PROPOSE

Regular verb: propose - proposed - proposed

Affirmation

Simple form

I could propose
you could propose
he could propose
we could propose
you could propose
they could propose

V-ing form

I could be proposing
you could be proposing
he could be proposing
we could be proposing
you could be proposing
they could be proposing

Perfect

I could have proposed
you could have proposed
he could have proposed
we could have proposed
you could have proposed
they could have proposed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I propose?
could you propose?
could he propose?
could we propose?
could you propose?
could they propose?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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