English verb conjugation
COULD TOLERATE

Regular verb: tolerate - tolerated - tolerated

Affirmation

Simple form	V-ing form
I could tolerate you could tolerate she could tolerate we could tolerate you could tolerate they could tolerate	I could be tolerating you could be tolerating she 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 she 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 she 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 she 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 she 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 she 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 she 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 she tolerate? could we tolerate? could you tolerate? could they tolerate?	could I be tolerating? could you be tolerating? could she 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 she 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 she 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 she 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 she 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 she 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 she have been tolerating? couldn't we have been tolerating? couldn't you have been tolerating? couldn't they have been tolerating?