should apprehend
Regular verb: apprehend - apprehended- apprehended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd apprehend
you'd apprehend
he'd apprehend
we'd apprehend
you'd apprehend
they'd apprehend 	I'd be apprehending
you'd be apprehending
he'd be apprehending
we'd be apprehending
you'd be apprehending
they'd be apprehending	I should've apprehended
you should've apprehended
he should've apprehended
we should've apprehended
you should've apprehended
they should've apprehended	I should've been apprehending
you should've been apprehending
he should've been apprehending
we should've been apprehending
you should've been apprehending
they should've been apprehending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't apprehend
you shouldn't apprehend
he shouldn't apprehend
we shouldn't apprehend
you shouldn't apprehend
they shouldn't apprehend 	I shouldn't be apprehending
you shouldn't be apprehending
he shouldn't be apprehending
we shouldn't be apprehending
you shouldn't be apprehending
they shouldn't be apprehending	I shouldn't have apprehended
you shouldn't have apprehended
he shouldn't have apprehended
we shouldn't have apprehended
you shouldn't have apprehended
they shouldn't have apprehended	I shouldn't have been apprehending
you shouldn't have been apprehending
he shouldn't have been apprehending
we shouldn't have been apprehending
you shouldn't have been apprehending
they shouldn't have been apprehending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I apprehend?
should you apprehend?
should he apprehend?
should we apprehend?
should you apprehend?
should they apprehend? 	should I be apprehending?
should you be apprehending?
should he be apprehending?
should we be apprehending?
should you be apprehending?
should they be apprehending? 	should I have apprehended?
should you have apprehended?
should he have apprehended?
should we have apprehended?
should you have apprehended?
should they have apprehended? 	should I have been apprehending?
should you have been apprehending?
should he have been apprehending?
should we have been apprehending?
should you have been apprehending?
should they have been apprehending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I apprehend?
shouldn't you apprehend?
shouldn't he apprehend?
shouldn't we apprehend?
shouldn't you apprehend?
shouldn't they apprehend? 	shouldn't I be apprehending?
shouldn't you be apprehending?
shouldn't he be apprehending?
shouldn't we be apprehending?
shouldn't you be apprehending?
shouldn't they be apprehending? 	shouldn't I have apprehended?
shouldn't you have apprehended?
shouldn't he have apprehended?
shouldn't we have apprehended?
shouldn't you have apprehended?
shouldn't they have apprehended? 	shouldn't I have been apprehending?
shouldn't you have been apprehending?
shouldn't he have been apprehending?
shouldn't we have been apprehending?
shouldn't you have been apprehending?
shouldn't they have been apprehending?