could trespass
Regular verb: trespass - trespassed- trespassed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could trespass
you could trespass
he could trespass
we could trespass
you could trespass
they could trespass 	I could be trespassing
you could be trespassing
he could be trespassing
we could be trespassing
you could be trespassing
they could be trespassing	I could have trespassed
you could have trespassed
he could have trespassed
we could have trespassed
you could have trespassed
they could have trespassed	I could have been trespassing
you could have been trespassing
he could have been trespassing
we could have been trespassing
you could have been trespassing
they could have been trespassing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't trespass
you couldn't trespass
he couldn't trespass
we couldn't trespass
you couldn't trespass
they couldn't trespass 	I couldn't be trespassing
you couldn't be trespassing
he couldn't be trespassing
we couldn't be trespassing
you couldn't be trespassing
they couldn't be trespassing	I couldn't have trespassed
you couldn't have trespassed
he couldn't have trespassed
we couldn't have trespassed
you couldn't have trespassed
they couldn't have trespassed	I couldn't have been trespassing
you couldn't have been trespassing
he couldn't have been trespassing
we couldn't have been trespassing
you couldn't have been trespassing
they couldn't have been trespassing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I trespass?
could you trespass?
could he trespass?
could we trespass?
could you trespass?
could they trespass? 	could I be trespassing?
could you be trespassing?
could he be trespassing?
could we be trespassing?
could you be trespassing?
could they be trespassing? 	could I have trespassed?
could you have trespassed?
could he have trespassed?
could we have trespassed?
could you have trespassed?
could they have trespassed? 	could I have been trespassing?
could you have been trespassing?
could he have been trespassing?
could we have been trespassing?
could you have been trespassing?
could they have been trespassing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I trespass?
couldn't you trespass?
couldn't he trespass?
couldn't we trespass?
couldn't you trespass?
couldn't they trespass? 	couldn't I be trespassing?
couldn't you be trespassing?
couldn't he be trespassing?
couldn't we be trespassing?
couldn't you be trespassing?
couldn't they be trespassing? 	couldn't I have trespassed?
couldn't you have trespassed?
couldn't he have trespassed?
couldn't we have trespassed?
couldn't you have trespassed?
couldn't they have trespassed? 	couldn't I have been trespassing?
couldn't you have been trespassing?
couldn't he have been trespassing?
couldn't we have been trespassing?
couldn't you have been trespassing?
couldn't they have been trespassing?