English verb conjugation
CAN THIRST

Regular verb: thirst - thirsted - thirsted

Affirmation

Simple form	V-ing form
I can thirst you can thirst he can thirst we can thirst you can thirst they can thirst	I can be thirsting you can be thirsting he can be thirsting we can be thirsting you can be thirsting they can be thirsting
Perfect	V-ing perfect
I can have thirsted you can have thirsted he can have thirsted we can have thirsted you can have thirsted they can have thirsted	I can have been thirsting you can have been thirsting he can have been thirsting we can have been thirsting you can have been thirsting they can have been thirsting

Negation

Simple form	V-ing form
I can't thirst you can't thirst he can't thirst we can't thirst you can't thirst they can't thirst	I can't be thirsting you can't be thirsting he can't be thirsting we can't be thirsting you can't be thirsting they can't be thirsting
Perfect	V-ing perfect
I can't have thirsted you can't have thirsted he can't have thirsted we can't have thirsted you can't have thirsted they can't have thirsted	I can't have been thirsting you can't have been thirsting he can't have been thirsting we can't have been thirsting you can't have been thirsting they can't have been thirsting

Interrogative form

Simple form	V-ing form
can I thirst? can you thirst? can he thirst? can we thirst? can you thirst? can they thirst?	can I be thirsting? can you be thirsting? can he be thirsting? can we be thirsting? can you be thirsting? can they be thirsting?
Perfect	V-ing perfect
can I have thirsted? can you have thirsted? can he have thirsted? can we have thirsted? can you have thirsted? can they have thirsted?	can I have been thirsting? can you have been thirsting? can he have been thirsting? can we have been thirsting? can you have been thirsting? can they have been thirsting?

Interro-negative form

Simple form	V-ing form
can't I thirst? can't you thirst? can't he thirst? can't we thirst? can't you thirst? can't they thirst?	can't I be thirsting? can't you be thirsting? can't he be thirsting? can't we be thirsting? can't you be thirsting? can't they be thirsting?
Perfect	V-ing perfect
can't I have thirsted? can't you have thirsted? can't he have thirsted? can't we have thirsted? can't you have thirsted? can't they have thirsted?	can't I have been thirsting? can't you have been thirsting? can't he have been thirsting? can't we have been thirsting? can't you have been thirsting? can't they have been thirsting?