English verb conjugation
COULD TOLERATE

Regular verb: tolerate - tolerated - tolerated

Affirmation

Simple form	V-ing form
I could tolerate you could tolerate he could tolerate we could tolerate you could tolerate they could tolerate	I could be tolerating you could be tolerating he could be tolerating we could be tolerating you could be tolerating they could be tolerating
Perfect	V-ing perfect
I could have tolerated you could have tolerated he could have tolerated we could have tolerated you could have tolerated they could have tolerated	I could have been tolerating you could have been tolerating he could have been tolerating we could have been tolerating you could have been tolerating they could have been tolerating

Negation

Simple form	V-ing form
I couldn't tolerate you couldn't tolerate he couldn't tolerate we couldn't tolerate you couldn't tolerate they couldn't tolerate	I couldn't be tolerating you couldn't be tolerating he couldn't be tolerating we couldn't be tolerating you couldn't be tolerating they couldn't be tolerating
Perfect	V-ing perfect
I couldn't have tolerated you couldn't have tolerated he couldn't have tolerated we couldn't have tolerated you couldn't have tolerated they couldn't have tolerated	I couldn't have been tolerating you couldn't have been tolerating he couldn't have been tolerating we couldn't have been tolerating you couldn't have been tolerating they couldn't have been tolerating

Interrogative form

Simple form	V-ing form
could I tolerate? could you tolerate? could he tolerate? could we tolerate? could you tolerate? could they tolerate?	could I be tolerating? could you be tolerating? could he be tolerating? could we be tolerating? could you be tolerating? could they be tolerating?
Perfect	V-ing perfect
could I have tolerated? could you have tolerated? could he have tolerated? could we have tolerated? could you have tolerated? could they have tolerated?	could I have been tolerating? could you have been tolerating? could he have been tolerating? could we have been tolerating? could you have been tolerating? could they have been tolerating?

Interro-negative form

Simple form	V-ing form
couldn't I tolerate? couldn't you tolerate? couldn't he tolerate? couldn't we tolerate? couldn't you tolerate? couldn't they tolerate?	couldn't I be tolerating? couldn't you be tolerating? couldn't he be tolerating? couldn't we be tolerating? couldn't you be tolerating? couldn't they be tolerating?
Perfect	V-ing perfect
couldn't I have tolerated? couldn't you have tolerated? couldn't he have tolerated? couldn't we have tolerated? couldn't you have tolerated? couldn't they have tolerated?	couldn't I have been tolerating? couldn't you have been tolerating? couldn't he have been tolerating? couldn't we have been tolerating? couldn't you have been tolerating? couldn't they have been tolerating?