English verb conjugation
COULD INTERCIRCULATE

Regular verb: intercirculate - intercirculated - intercirculated

Affirmation

Simple form	V-ing form
I could intercirculate you could intercirculate he could intercirculate we could intercirculate you could intercirculate they could intercirculate	I could be intercirculating you could be intercirculating he could be intercirculating we could be intercirculating you could be intercirculating they could be intercirculating
Perfect	V-ing perfect
I could have intercirculated you could have intercirculated he could have intercirculated we could have intercirculated you could have intercirculated they could have intercirculated	I could have been intercirculating you could have been intercirculating he could have been intercirculating we could have been intercirculating you could have been intercirculating they could have been intercirculating

Negation

Simple form	V-ing form
I couldn't intercirculate you couldn't intercirculate he couldn't intercirculate we couldn't intercirculate you couldn't intercirculate they couldn't intercirculate	I couldn't be intercirculating you couldn't be intercirculating he couldn't be intercirculating we couldn't be intercirculating you couldn't be intercirculating they couldn't be intercirculating
Perfect	V-ing perfect
I couldn't have intercirculated you couldn't have intercirculated he couldn't have intercirculated we couldn't have intercirculated you couldn't have intercirculated they couldn't have intercirculated	I couldn't have been intercirculating you couldn't have been intercirculating he couldn't have been intercirculating we couldn't have been intercirculating you couldn't have been intercirculating they couldn't have been intercirculating

Interrogative form

Simple form	V-ing form
could I intercirculate? could you intercirculate? could he intercirculate? could we intercirculate? could you intercirculate? could they intercirculate?	could I be intercirculating? could you be intercirculating? could he be intercirculating? could we be intercirculating? could you be intercirculating? could they be intercirculating?
Perfect	V-ing perfect
could I have intercirculated? could you have intercirculated? could he have intercirculated? could we have intercirculated? could you have intercirculated? could they have intercirculated?	could I have been intercirculating? could you have been intercirculating? could he have been intercirculating? could we have been intercirculating? could you have been intercirculating? could they have been intercirculating?

Interro-negative form

Simple form	V-ing form
couldn't I intercirculate? couldn't you intercirculate? couldn't he intercirculate? couldn't we intercirculate? couldn't you intercirculate? couldn't they intercirculate?	couldn't I be intercirculating? couldn't you be intercirculating? couldn't he be intercirculating? couldn't we be intercirculating? couldn't you be intercirculating? couldn't they be intercirculating?
Perfect	V-ing perfect
couldn't I have intercirculated? couldn't you have intercirculated? couldn't he have intercirculated? couldn't we have intercirculated? couldn't you have intercirculated? couldn't they have intercirculated?	couldn't I have been intercirculating? couldn't you have been intercirculating? couldn't he have been intercirculating? couldn't we have been intercirculating? couldn't you have been intercirculating? couldn't they have been intercirculating?