English verb conjugation COULD BUG

Regular verb: bug - bugged - bugged

Affirmation

Simple form

I could bug
you could bug
she could bug
we could bug
you could bug
they could bug

V-ing form

I could be bugging
you could be bugging
she could be bugging
we could be bugging
you could be bugging
they could be bugging

Perfect

I could have bugged
you could have bugged
she could have bugged
we could have bugged
you could have bugged
they could have bugged

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I bug?
could you bug?
could she bug?
could we bug?
could you bug?
could they bug?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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