should eyewitness
Regular verb: eyewitness - eyewitnessed- eyewitnessed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd eyewitness
you'd eyewitness
she'd eyewitness
we'd eyewitness
you'd eyewitness
they'd eyewitness 	I'd be eyewitnessing
you'd be eyewitnessing
she'd be eyewitnessing
we'd be eyewitnessing
you'd be eyewitnessing
they'd be eyewitnessing	I should've eyewitnessed
you should've eyewitnessed
she should've eyewitnessed
we should've eyewitnessed
you should've eyewitnessed
they should've eyewitnessed	I should've been eyewitnessing
you should've been eyewitnessing
she should've been eyewitnessing
we should've been eyewitnessing
you should've been eyewitnessing
they should've been eyewitnessing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't eyewitness
you shouldn't eyewitness
she shouldn't eyewitness
we shouldn't eyewitness
you shouldn't eyewitness
they shouldn't eyewitness 	I shouldn't be eyewitnessing
you shouldn't be eyewitnessing
she shouldn't be eyewitnessing
we shouldn't be eyewitnessing
you shouldn't be eyewitnessing
they shouldn't be eyewitnessing	I shouldn't have eyewitnessed
you shouldn't have eyewitnessed
she shouldn't have eyewitnessed
we shouldn't have eyewitnessed
you shouldn't have eyewitnessed
they shouldn't have eyewitnessed	I shouldn't have been eyewitnessing
you shouldn't have been eyewitnessing
she shouldn't have been eyewitnessing
we shouldn't have been eyewitnessing
you shouldn't have been eyewitnessing
they shouldn't have been eyewitnessing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I eyewitness?
should you eyewitness?
should she eyewitness?
should we eyewitness?
should you eyewitness?
should they eyewitness? 	should I be eyewitnessing?
should you be eyewitnessing?
should she be eyewitnessing?
should we be eyewitnessing?
should you be eyewitnessing?
should they be eyewitnessing? 	should I have eyewitnessed?
should you have eyewitnessed?
should she have eyewitnessed?
should we have eyewitnessed?
should you have eyewitnessed?
should they have eyewitnessed? 	should I have been eyewitnessing?
should you have been eyewitnessing?
should she have been eyewitnessing?
should we have been eyewitnessing?
should you have been eyewitnessing?
should they have been eyewitnessing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I eyewitness?
shouldn't you eyewitness?
shouldn't she eyewitness?
shouldn't we eyewitness?
shouldn't you eyewitness?
shouldn't they eyewitness? 	shouldn't I be eyewitnessing?
shouldn't you be eyewitnessing?
shouldn't she be eyewitnessing?
shouldn't we be eyewitnessing?
shouldn't you be eyewitnessing?
shouldn't they be eyewitnessing? 	shouldn't I have eyewitnessed?
shouldn't you have eyewitnessed?
shouldn't she have eyewitnessed?
shouldn't we have eyewitnessed?
shouldn't you have eyewitnessed?
shouldn't they have eyewitnessed? 	shouldn't I have been eyewitnessing?
shouldn't you have been eyewitnessing?
shouldn't she have been eyewitnessing?
shouldn't we have been eyewitnessing?
shouldn't you have been eyewitnessing?
shouldn't they have been eyewitnessing?