English verb conjugation
COULD CATCALL

Regular verb: catcall - catcalled - catcalled

Affirmation

Simple form	V-ing form
I could catcall you could catcall she could catcall we could catcall you could catcall they could catcall	I could be catcalling you could be catcalling she could be catcalling we could be catcalling you could be catcalling they could be catcalling
Perfect	V-ing perfect
I could have catcalled you could have catcalled she could have catcalled we could have catcalled you could have catcalled they could have catcalled	I could have been catcalling you could have been catcalling she could have been catcalling we could have been catcalling you could have been catcalling they could have been catcalling

Negation

Simple form	V-ing form
I couldn't catcall you couldn't catcall she couldn't catcall we couldn't catcall you couldn't catcall they couldn't catcall	I couldn't be catcalling you couldn't be catcalling she couldn't be catcalling we couldn't be catcalling you couldn't be catcalling they couldn't be catcalling
Perfect	V-ing perfect
I couldn't have catcalled you couldn't have catcalled she couldn't have catcalled we couldn't have catcalled you couldn't have catcalled they couldn't have catcalled	I couldn't have been catcalling you couldn't have been catcalling she couldn't have been catcalling we couldn't have been catcalling you couldn't have been catcalling they couldn't have been catcalling

Interrogative form

Simple form	V-ing form
could I catcall? could you catcall? could she catcall? could we catcall? could you catcall? could they catcall?	could I be catcalling? could you be catcalling? could she be catcalling? could we be catcalling? could you be catcalling? could they be catcalling?
Perfect	V-ing perfect
could I have catcalled? could you have catcalled? could she have catcalled? could we have catcalled? could you have catcalled? could they have catcalled?	could I have been catcalling? could you have been catcalling? could she have been catcalling? could we have been catcalling? could you have been catcalling? could they have been catcalling?

Interro-negative form

Simple form	V-ing form
couldn't I catcall? couldn't you catcall? couldn't she catcall? couldn't we catcall? couldn't you catcall? couldn't they catcall?	couldn't I be catcalling? couldn't you be catcalling? couldn't she be catcalling? couldn't we be catcalling? couldn't you be catcalling? couldn't they be catcalling?
Perfect	V-ing perfect
couldn't I have catcalled? couldn't you have catcalled? couldn't she have catcalled? couldn't we have catcalled? couldn't you have catcalled? couldn't they have catcalled?	couldn't I have been catcalling? couldn't you have been catcalling? couldn't she have been catcalling? couldn't we have been catcalling? couldn't you have been catcalling? couldn't they have been catcalling?