English verb conjugation
COULD THRIVE

Irregular verb: thrive - thrived, throve - thrived, throven

Affirmation

Simple form	V-ing form
I could thrive you could thrive he could thrive we could thrive you could thrive they could thrive	I could be thriving you could be thriving he could be thriving we could be thriving you could be thriving they could be thriving
Perfect	V-ing perfect
I could have thrived, throven you could have thrived, throven he could have thrived, throven we could have thrived, throven you could have thrived, throven they could have thrived, throven	I could have been thriving you could have been thriving he could have been thriving we could have been thriving you could have been thriving they could have been thriving

Negation

Simple form	V-ing form
I couldn't thrive you couldn't thrive he couldn't thrive we couldn't thrive you couldn't thrive they couldn't thrive	I couldn't be thriving you couldn't be thriving he couldn't be thriving we couldn't be thriving you couldn't be thriving they couldn't be thriving
Perfect	V-ing perfect
I couldn't have thrived, throven you couldn't have thrived, throven he couldn't have thrived, throven we couldn't have thrived, throven you couldn't have thrived, throven they couldn't have thrived, throven	I couldn't have been thriving you couldn't have been thriving he couldn't have been thriving we couldn't have been thriving you couldn't have been thriving they couldn't have been thriving

Interrogative form

Simple form	V-ing form
could I thrive? could you thrive? could he thrive? could we thrive? could you thrive? could they thrive?	could I be thriving? could you be thriving? could he be thriving? could we be thriving? could you be thriving? could they be thriving?
Perfect	V-ing perfect
could I have thrived, throven? could you have thrived, throven? could he have thrived, throven? could we have thrived, throven? could you have thrived, throven? could they have thrived, throven?	could I have been thriving? could you have been thriving? could he have been thriving? could we have been thriving? could you have been thriving? could they have been thriving?

Interro-negative form

Simple form	V-ing form
couldn't I thrive? couldn't you thrive? couldn't he thrive? couldn't we thrive? couldn't you thrive? couldn't they thrive?	couldn't I be thriving? couldn't you be thriving? couldn't he be thriving? couldn't we be thriving? couldn't you be thriving? couldn't they be thriving?
Perfect	V-ing perfect
couldn't I have thrived, throven? couldn't you have thrived, throven? couldn't he have thrived, throven? couldn't we have thrived, throven? couldn't you have thrived, throven? couldn't they have thrived, throven?	couldn't I have been thriving? couldn't you have been thriving? couldn't he have been thriving? couldn't we have been thriving? couldn't you have been thriving? couldn't they have been thriving?