should quake
Regular verb: quake - quaked- quaked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd quake
you'd quake
she'd quake
we'd quake
you'd quake
they'd quake 	I'd be quaking
you'd be quaking
she'd be quaking
we'd be quaking
you'd be quaking
they'd be quaking	I should've quaked
you should've quaked
she should've quaked
we should've quaked
you should've quaked
they should've quaked	I should've been quaking
you should've been quaking
she should've been quaking
we should've been quaking
you should've been quaking
they should've been quaking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't quake
you shouldn't quake
she shouldn't quake
we shouldn't quake
you shouldn't quake
they shouldn't quake 	I shouldn't be quaking
you shouldn't be quaking
she shouldn't be quaking
we shouldn't be quaking
you shouldn't be quaking
they shouldn't be quaking	I shouldn't have quaked
you shouldn't have quaked
she shouldn't have quaked
we shouldn't have quaked
you shouldn't have quaked
they shouldn't have quaked	I shouldn't have been quaking
you shouldn't have been quaking
she shouldn't have been quaking
we shouldn't have been quaking
you shouldn't have been quaking
they shouldn't have been quaking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I quake?
should you quake?
should she quake?
should we quake?
should you quake?
should they quake? 	should I be quaking?
should you be quaking?
should she be quaking?
should we be quaking?
should you be quaking?
should they be quaking? 	should I have quaked?
should you have quaked?
should she have quaked?
should we have quaked?
should you have quaked?
should they have quaked? 	should I have been quaking?
should you have been quaking?
should she have been quaking?
should we have been quaking?
should you have been quaking?
should they have been quaking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I quake?
shouldn't you quake?
shouldn't she quake?
shouldn't we quake?
shouldn't you quake?
shouldn't they quake? 	shouldn't I be quaking?
shouldn't you be quaking?
shouldn't she be quaking?
shouldn't we be quaking?
shouldn't you be quaking?
shouldn't they be quaking? 	shouldn't I have quaked?
shouldn't you have quaked?
shouldn't she have quaked?
shouldn't we have quaked?
shouldn't you have quaked?
shouldn't they have quaked? 	shouldn't I have been quaking?
shouldn't you have been quaking?
shouldn't she have been quaking?
shouldn't we have been quaking?
shouldn't you have been quaking?
shouldn't they have been quaking?