should clamber
Regular verb: clamber - clambered- clambered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd clamber
you'd clamber
he'd clamber
we'd clamber
you'd clamber
they'd clamber 	I'd be clambering
you'd be clambering
he'd be clambering
we'd be clambering
you'd be clambering
they'd be clambering	I should've clambered
you should've clambered
he should've clambered
we should've clambered
you should've clambered
they should've clambered	I should've been clambering
you should've been clambering
he should've been clambering
we should've been clambering
you should've been clambering
they should've been clambering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't clamber
you shouldn't clamber
he shouldn't clamber
we shouldn't clamber
you shouldn't clamber
they shouldn't clamber 	I shouldn't be clambering
you shouldn't be clambering
he shouldn't be clambering
we shouldn't be clambering
you shouldn't be clambering
they shouldn't be clambering	I shouldn't have clambered
you shouldn't have clambered
he shouldn't have clambered
we shouldn't have clambered
you shouldn't have clambered
they shouldn't have clambered	I shouldn't have been clambering
you shouldn't have been clambering
he shouldn't have been clambering
we shouldn't have been clambering
you shouldn't have been clambering
they shouldn't have been clambering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I clamber?
should you clamber?
should he clamber?
should we clamber?
should you clamber?
should they clamber? 	should I be clambering?
should you be clambering?
should he be clambering?
should we be clambering?
should you be clambering?
should they be clambering? 	should I have clambered?
should you have clambered?
should he have clambered?
should we have clambered?
should you have clambered?
should they have clambered? 	should I have been clambering?
should you have been clambering?
should he have been clambering?
should we have been clambering?
should you have been clambering?
should they have been clambering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I clamber?
shouldn't you clamber?
shouldn't he clamber?
shouldn't we clamber?
shouldn't you clamber?
shouldn't they clamber? 	shouldn't I be clambering?
shouldn't you be clambering?
shouldn't he be clambering?
shouldn't we be clambering?
shouldn't you be clambering?
shouldn't they be clambering? 	shouldn't I have clambered?
shouldn't you have clambered?
shouldn't he have clambered?
shouldn't we have clambered?
shouldn't you have clambered?
shouldn't they have clambered? 	shouldn't I have been clambering?
shouldn't you have been clambering?
shouldn't he have been clambering?
shouldn't we have been clambering?
shouldn't you have been clambering?
shouldn't they have been clambering?