could harass
Regular verb: harass - harassed- harassed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could harass
you could harass
she could harass
we could harass
you could harass
they could harass 	I could be harassing
you could be harassing
she could be harassing
we could be harassing
you could be harassing
they could be harassing	I could have harassed
you could have harassed
she could have harassed
we could have harassed
you could have harassed
they could have harassed	I could have been harassing
you could have been harassing
she could have been harassing
we could have been harassing
you could have been harassing
they could have been harassing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't harass
you couldn't harass
she couldn't harass
we couldn't harass
you couldn't harass
they couldn't harass 	I couldn't be harassing
you couldn't be harassing
she couldn't be harassing
we couldn't be harassing
you couldn't be harassing
they couldn't be harassing	I couldn't have harassed
you couldn't have harassed
she couldn't have harassed
we couldn't have harassed
you couldn't have harassed
they couldn't have harassed	I couldn't have been harassing
you couldn't have been harassing
she couldn't have been harassing
we couldn't have been harassing
you couldn't have been harassing
they couldn't have been harassing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I harass?
could you harass?
could she harass?
could we harass?
could you harass?
could they harass? 	could I be harassing?
could you be harassing?
could she be harassing?
could we be harassing?
could you be harassing?
could they be harassing? 	could I have harassed?
could you have harassed?
could she have harassed?
could we have harassed?
could you have harassed?
could they have harassed? 	could I have been harassing?
could you have been harassing?
could she have been harassing?
could we have been harassing?
could you have been harassing?
could they have been harassing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I harass?
couldn't you harass?
couldn't she harass?
couldn't we harass?
couldn't you harass?
couldn't they harass? 	couldn't I be harassing?
couldn't you be harassing?
couldn't she be harassing?
couldn't we be harassing?
couldn't you be harassing?
couldn't they be harassing? 	couldn't I have harassed?
couldn't you have harassed?
couldn't she have harassed?
couldn't we have harassed?
couldn't you have harassed?
couldn't they have harassed? 	couldn't I have been harassing?
couldn't you have been harassing?
couldn't she have been harassing?
couldn't we have been harassing?
couldn't you have been harassing?
couldn't they have been harassing?