English verb conjugation COULD FATIGUE

Regular verb: fatigue - fatigued - fatigued

Affirmation

Simple form

I could fatigue
you could fatigue
he could fatigue
we could fatigue
you could fatigue
they could fatigue

V-ing form

I could be fatiguing
you could be fatiguing
he could be fatiguing
we could be fatiguing
you could be fatiguing
they could be fatiguing

Perfect

I could have fatigued
you could have fatigued
he could have fatigued
we could have fatigued
you could have fatigued
they could have fatigued

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I fatigue?
could you fatigue?
could he fatigue?
could we fatigue?
could you fatigue?
could they fatigue?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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