should climb
Regular verb: climb - climbed- climbed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd climb
you'd climb
he'd climb
we'd climb
you'd climb
they'd climb 	I'd be climbing
you'd be climbing
he'd be climbing
we'd be climbing
you'd be climbing
they'd be climbing	I should've climbed
you should've climbed
he should've climbed
we should've climbed
you should've climbed
they should've climbed	I should've been climbing
you should've been climbing
he should've been climbing
we should've been climbing
you should've been climbing
they should've been climbing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't climb
you shouldn't climb
he shouldn't climb
we shouldn't climb
you shouldn't climb
they shouldn't climb 	I shouldn't be climbing
you shouldn't be climbing
he shouldn't be climbing
we shouldn't be climbing
you shouldn't be climbing
they shouldn't be climbing	I shouldn't have climbed
you shouldn't have climbed
he shouldn't have climbed
we shouldn't have climbed
you shouldn't have climbed
they shouldn't have climbed	I shouldn't have been climbing
you shouldn't have been climbing
he shouldn't have been climbing
we shouldn't have been climbing
you shouldn't have been climbing
they shouldn't have been climbing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I climb?
should you climb?
should he climb?
should we climb?
should you climb?
should they climb? 	should I be climbing?
should you be climbing?
should he be climbing?
should we be climbing?
should you be climbing?
should they be climbing? 	should I have climbed?
should you have climbed?
should he have climbed?
should we have climbed?
should you have climbed?
should they have climbed? 	should I have been climbing?
should you have been climbing?
should he have been climbing?
should we have been climbing?
should you have been climbing?
should they have been climbing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I climb?
shouldn't you climb?
shouldn't he climb?
shouldn't we climb?
shouldn't you climb?
shouldn't they climb? 	shouldn't I be climbing?
shouldn't you be climbing?
shouldn't he be climbing?
shouldn't we be climbing?
shouldn't you be climbing?
shouldn't they be climbing? 	shouldn't I have climbed?
shouldn't you have climbed?
shouldn't he have climbed?
shouldn't we have climbed?
shouldn't you have climbed?
shouldn't they have climbed? 	shouldn't I have been climbing?
shouldn't you have been climbing?
shouldn't he have been climbing?
shouldn't we have been climbing?
shouldn't you have been climbing?
shouldn't they have been climbing?