English verb conjugation COULD STARTLE

Regular verb: startle - startled - startled

Affirmation

Simple form

I could startle
you could startle
she could startle
we could startle
you could startle
they could startle

V-ing form

I could be startling
you could be startling
she could be startling
we could be startling
you could be startling
they could be startling

Perfect

I could have startled
you could have startled
she could have startled
we could have startled
you could have startled
they could have startled

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I startle?
could you startle?
could she startle?
could we startle?
could you startle?
could they startle?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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