I could triturate you could triturate she could triturate we could triturate you could triturate they could triturate
V-ing form
I could be triturating you could be triturating she could be triturating we could be triturating you could be triturating they could be triturating
Perfect
I could have triturated you could have triturated she could have triturated we could have triturated you could have triturated they could have triturated
V-ing perfect
I could have been triturating you could have been triturating she could have been triturating we could have been triturating you could have been triturating they could have been triturating
Negation
Simple form
I couldn't triturate you couldn't triturate she couldn't triturate we couldn't triturate you couldn't triturate they couldn't triturate
V-ing form
I couldn't be triturating you couldn't be triturating she couldn't be triturating we couldn't be triturating you couldn't be triturating they couldn't be triturating
Perfect
I couldn't have triturated you couldn't have triturated she couldn't have triturated we couldn't have triturated you couldn't have triturated they couldn't have triturated
V-ing perfect
I couldn't have been triturating you couldn't have been triturating she couldn't have been triturating we couldn't have been triturating you couldn't have been triturating they couldn't have been triturating
Interrogative form
Simple form
could I triturate? could you triturate? could she triturate? could we triturate? could you triturate? could they triturate?
V-ing form
could I be triturating? could you be triturating? could she be triturating? could we be triturating? could you be triturating? could they be triturating?
Perfect
could I have triturated? could you have triturated? could she have triturated? could we have triturated? could you have triturated? could they have triturated?
V-ing perfect
could I have been triturating? could you have been triturating? could she have been triturating? could we have been triturating? could you have been triturating? could they have been triturating?
Interro-negative form
Simple form
couldn't I triturate? couldn't you triturate? couldn't she triturate? couldn't we triturate? couldn't you triturate? couldn't they triturate?
V-ing form
couldn't I be triturating? couldn't you be triturating? couldn't she be triturating? couldn't we be triturating? couldn't you be triturating? couldn't they be triturating?
Perfect
couldn't I have triturated? couldn't you have triturated? couldn't she have triturated? couldn't we have triturated? couldn't you have triturated? couldn't they have triturated?
V-ing perfect
couldn't I have been triturating? couldn't you have been triturating? couldn't she have been triturating? couldn't we have been triturating? couldn't you have been triturating? couldn't they have been triturating?