could provoke
Regular verb: provoke - provoked- provoked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could provoke
you could provoke
she could provoke
we could provoke
you could provoke
they could provoke 	I could be provoking
you could be provoking
she could be provoking
we could be provoking
you could be provoking
they could be provoking	I could have provoked
you could have provoked
she could have provoked
we could have provoked
you could have provoked
they could have provoked	I could have been provoking
you could have been provoking
she could have been provoking
we could have been provoking
you could have been provoking
they could have been provoking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't provoke
you couldn't provoke
she couldn't provoke
we couldn't provoke
you couldn't provoke
they couldn't provoke 	I couldn't be provoking
you couldn't be provoking
she couldn't be provoking
we couldn't be provoking
you couldn't be provoking
they couldn't be provoking	I couldn't have provoked
you couldn't have provoked
she couldn't have provoked
we couldn't have provoked
you couldn't have provoked
they couldn't have provoked	I couldn't have been provoking
you couldn't have been provoking
she couldn't have been provoking
we couldn't have been provoking
you couldn't have been provoking
they couldn't have been provoking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I provoke?
could you provoke?
could she provoke?
could we provoke?
could you provoke?
could they provoke? 	could I be provoking?
could you be provoking?
could she be provoking?
could we be provoking?
could you be provoking?
could they be provoking? 	could I have provoked?
could you have provoked?
could she have provoked?
could we have provoked?
could you have provoked?
could they have provoked? 	could I have been provoking?
could you have been provoking?
could she have been provoking?
could we have been provoking?
could you have been provoking?
could they have been provoking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I provoke?
couldn't you provoke?
couldn't she provoke?
couldn't we provoke?
couldn't you provoke?
couldn't they provoke? 	couldn't I be provoking?
couldn't you be provoking?
couldn't she be provoking?
couldn't we be provoking?
couldn't you be provoking?
couldn't they be provoking? 	couldn't I have provoked?
couldn't you have provoked?
couldn't she have provoked?
couldn't we have provoked?
couldn't you have provoked?
couldn't they have provoked? 	couldn't I have been provoking?
couldn't you have been provoking?
couldn't she have been provoking?
couldn't we have been provoking?
couldn't you have been provoking?
couldn't they have been provoking?