English verb conjugation COULD UNBLOCK

Regular verb: unblock - unblocked - unblocked

Affirmation

Simple form

I could unblock
you could unblock
he could unblock
we could unblock
you could unblock
they could unblock

V-ing form

I could be unblocking
you could be unblocking
he could be unblocking
we could be unblocking
you could be unblocking
they could be unblocking

Perfect

I could have unblocked
you could have unblocked
he could have unblocked
we could have unblocked
you could have unblocked
they could have unblocked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I unblock?
could you unblock?
could he unblock?
could we unblock?
could you unblock?
could they unblock?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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