I could intercommunicate you could intercommunicate he could intercommunicate we could intercommunicate you could intercommunicate they could intercommunicate
V-ing form
I could be intercommunicating you could be intercommunicating he could be intercommunicating we could be intercommunicating you could be intercommunicating they could be intercommunicating
Perfect
I could have intercommunicated you could have intercommunicated he could have intercommunicated we could have intercommunicated you could have intercommunicated they could have intercommunicated
V-ing perfect
I could have been intercommunicating you could have been intercommunicating he could have been intercommunicating we could have been intercommunicating you could have been intercommunicating they could have been intercommunicating
Negation
Simple form
I couldn't intercommunicate you couldn't intercommunicate he couldn't intercommunicate we couldn't intercommunicate you couldn't intercommunicate they couldn't intercommunicate
V-ing form
I couldn't be intercommunicating you couldn't be intercommunicating he couldn't be intercommunicating we couldn't be intercommunicating you couldn't be intercommunicating they couldn't be intercommunicating
Perfect
I couldn't have intercommunicated you couldn't have intercommunicated he couldn't have intercommunicated we couldn't have intercommunicated you couldn't have intercommunicated they couldn't have intercommunicated
V-ing perfect
I couldn't have been intercommunicating you couldn't have been intercommunicating he couldn't have been intercommunicating we couldn't have been intercommunicating you couldn't have been intercommunicating they couldn't have been intercommunicating
Interrogative form
Simple form
could I intercommunicate? could you intercommunicate? could he intercommunicate? could we intercommunicate? could you intercommunicate? could they intercommunicate?
V-ing form
could I be intercommunicating? could you be intercommunicating? could he be intercommunicating? could we be intercommunicating? could you be intercommunicating? could they be intercommunicating?
Perfect
could I have intercommunicated? could you have intercommunicated? could he have intercommunicated? could we have intercommunicated? could you have intercommunicated? could they have intercommunicated?
V-ing perfect
could I have been intercommunicating? could you have been intercommunicating? could he have been intercommunicating? could we have been intercommunicating? could you have been intercommunicating? could they have been intercommunicating?
Interro-negative form
Simple form
couldn't I intercommunicate? couldn't you intercommunicate? couldn't he intercommunicate? couldn't we intercommunicate? couldn't you intercommunicate? couldn't they intercommunicate?
V-ing form
couldn't I be intercommunicating? couldn't you be intercommunicating? couldn't he be intercommunicating? couldn't we be intercommunicating? couldn't you be intercommunicating? couldn't they be intercommunicating?
Perfect
couldn't I have intercommunicated? couldn't you have intercommunicated? couldn't he have intercommunicated? couldn't we have intercommunicated? couldn't you have intercommunicated? couldn't they have intercommunicated?
V-ing perfect
couldn't I have been intercommunicating? couldn't you have been intercommunicating? couldn't he have been intercommunicating? couldn't we have been intercommunicating? couldn't you have been intercommunicating? couldn't they have been intercommunicating?