could tantalize
Regular verb: tantalize - tantalized- tantalized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could tantalize
you could tantalize
he could tantalize
we could tantalize
you could tantalize
they could tantalize 	I could be tantalizing
you could be tantalizing
he could be tantalizing
we could be tantalizing
you could be tantalizing
they could be tantalizing	I could have tantalized
you could have tantalized
he could have tantalized
we could have tantalized
you could have tantalized
they could have tantalized	I could have been tantalizing
you could have been tantalizing
he could have been tantalizing
we could have been tantalizing
you could have been tantalizing
they could have been tantalizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't tantalize
you couldn't tantalize
he couldn't tantalize
we couldn't tantalize
you couldn't tantalize
they couldn't tantalize 	I couldn't be tantalizing
you couldn't be tantalizing
he couldn't be tantalizing
we couldn't be tantalizing
you couldn't be tantalizing
they couldn't be tantalizing	I couldn't have tantalized
you couldn't have tantalized
he couldn't have tantalized
we couldn't have tantalized
you couldn't have tantalized
they couldn't have tantalized	I couldn't have been tantalizing
you couldn't have been tantalizing
he couldn't have been tantalizing
we couldn't have been tantalizing
you couldn't have been tantalizing
they couldn't have been tantalizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I tantalize?
could you tantalize?
could he tantalize?
could we tantalize?
could you tantalize?
could they tantalize? 	could I be tantalizing?
could you be tantalizing?
could he be tantalizing?
could we be tantalizing?
could you be tantalizing?
could they be tantalizing? 	could I have tantalized?
could you have tantalized?
could he have tantalized?
could we have tantalized?
could you have tantalized?
could they have tantalized? 	could I have been tantalizing?
could you have been tantalizing?
could he have been tantalizing?
could we have been tantalizing?
could you have been tantalizing?
could they have been tantalizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I tantalize?
couldn't you tantalize?
couldn't he tantalize?
couldn't we tantalize?
couldn't you tantalize?
couldn't they tantalize? 	couldn't I be tantalizing?
couldn't you be tantalizing?
couldn't he be tantalizing?
couldn't we be tantalizing?
couldn't you be tantalizing?
couldn't they be tantalizing? 	couldn't I have tantalized?
couldn't you have tantalized?
couldn't he have tantalized?
couldn't we have tantalized?
couldn't you have tantalized?
couldn't they have tantalized? 	couldn't I have been tantalizing?
couldn't you have been tantalizing?
couldn't he have been tantalizing?
couldn't we have been tantalizing?
couldn't you have been tantalizing?
couldn't they have been tantalizing?