English verb conjugation COULD SIMPLIFY

Regular verb: simplify - simplified - simplified

Affirmation

Simple form

I could simplify
you could simplify
she could simplify
we could simplify
you could simplify
they could simplify

V-ing form

I could be simplifying
you could be simplifying
she could be simplifying
we could be simplifying
you could be simplifying
they could be simplifying

Perfect

I could have simplified
you could have simplified
she could have simplified
we could have simplified
you could have simplified
they could have simplified

V-ing perfect

I could have been simplifying
you could have been simplifying
she could have been simplifying
we could have been simplifying
you could have been simplifying
they could have been simplifying

Negation

Simple form

I couldn't simplify
you couldn't simplify
she couldn't simplify
we couldn't simplify
you couldn't simplify
they couldn't simplify

V-ing form

I couldn't be simplifying
you couldn't be simplifying
she couldn't be simplifying
we couldn't be simplifying
you couldn't be simplifying
they couldn't be simplifying

Perfect

I couldn't have simplified
you couldn't have simplified
she couldn't have simplified
we couldn't have simplified
you couldn't have simplified
they couldn't have simplified

V-ing perfect

I couldn't have been simplifying
you couldn't have been simplifying
she couldn't have been simplifying
we couldn't have been simplifying
you couldn't have been simplifying
they couldn't have been simplifying

Interrogative form

Simple form

could I simplify?
could you simplify?
could she simplify?
could we simplify?
could you simplify?
could they simplify?

V-ing form

could I be simplifying?
could you be simplifying?
could she be simplifying?
could we be simplifying?
could you be simplifying?
could they be simplifying?

Perfect

could I have simplified?
could you have simplified?
could she have simplified?
could we have simplified?
could you have simplified?
could they have simplified?

V-ing perfect

could I have been simplifying?
could you have been simplifying?
could she have been simplifying?
could we have been simplifying?
could you have been simplifying?
could they have been simplifying?

Interro-negative form

Simple form

couldn't I simplify?
couldn't you simplify?
couldn't she simplify?
couldn't we simplify?
couldn't you simplify?
couldn't they simplify?

V-ing form

couldn't I be simplifying?
couldn't you be simplifying?
couldn't she be simplifying?
couldn't we be simplifying?
couldn't you be simplifying?
couldn't they be simplifying?

Perfect

couldn't I have simplified?
couldn't you have simplified?
couldn't she have simplified?
couldn't we have simplified?
couldn't you have simplified?
couldn't they have simplified?

V-ing perfect

couldn't I have been simplifying?
couldn't you have been simplifying?
couldn't she have been simplifying?
couldn't we have been simplifying?
couldn't you have been simplifying?
couldn't they have been simplifying?

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