should hijack
Regular verb: hijack - hijacked- hijacked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd hijack
you'd hijack
she'd hijack
we'd hijack
you'd hijack
they'd hijack 	I'd be hijacking
you'd be hijacking
she'd be hijacking
we'd be hijacking
you'd be hijacking
they'd be hijacking	I should've hijacked
you should've hijacked
she should've hijacked
we should've hijacked
you should've hijacked
they should've hijacked	I should've been hijacking
you should've been hijacking
she should've been hijacking
we should've been hijacking
you should've been hijacking
they should've been hijacking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't hijack
you shouldn't hijack
she shouldn't hijack
we shouldn't hijack
you shouldn't hijack
they shouldn't hijack 	I shouldn't be hijacking
you shouldn't be hijacking
she shouldn't be hijacking
we shouldn't be hijacking
you shouldn't be hijacking
they shouldn't be hijacking	I shouldn't have hijacked
you shouldn't have hijacked
she shouldn't have hijacked
we shouldn't have hijacked
you shouldn't have hijacked
they shouldn't have hijacked	I shouldn't have been hijacking
you shouldn't have been hijacking
she shouldn't have been hijacking
we shouldn't have been hijacking
you shouldn't have been hijacking
they shouldn't have been hijacking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I hijack?
should you hijack?
should she hijack?
should we hijack?
should you hijack?
should they hijack? 	should I be hijacking?
should you be hijacking?
should she be hijacking?
should we be hijacking?
should you be hijacking?
should they be hijacking? 	should I have hijacked?
should you have hijacked?
should she have hijacked?
should we have hijacked?
should you have hijacked?
should they have hijacked? 	should I have been hijacking?
should you have been hijacking?
should she have been hijacking?
should we have been hijacking?
should you have been hijacking?
should they have been hijacking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I hijack?
shouldn't you hijack?
shouldn't she hijack?
shouldn't we hijack?
shouldn't you hijack?
shouldn't they hijack? 	shouldn't I be hijacking?
shouldn't you be hijacking?
shouldn't she be hijacking?
shouldn't we be hijacking?
shouldn't you be hijacking?
shouldn't they be hijacking? 	shouldn't I have hijacked?
shouldn't you have hijacked?
shouldn't she have hijacked?
shouldn't we have hijacked?
shouldn't you have hijacked?
shouldn't they have hijacked? 	shouldn't I have been hijacking?
shouldn't you have been hijacking?
shouldn't she have been hijacking?
shouldn't we have been hijacking?
shouldn't you have been hijacking?
shouldn't they have been hijacking?