English verb conjugation COULD SURVIVE

Regular verb: survive - survived - survived

Affirmation

Simple form

I could survive
you could survive
he could survive
we could survive
you could survive
they could survive

V-ing form

I could be surviving
you could be surviving
he could be surviving
we could be surviving
you could be surviving
they could be surviving

Perfect

I could have survived
you could have survived
he could have survived
we could have survived
you could have survived
they could have survived

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I survive?
could you survive?
could he survive?
could we survive?
could you survive?
could they survive?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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