should shuttle
Verbo regular: shuttle - shuttled- shuttled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'd shuttle
you'd shuttle
she'd shuttle
we'd shuttle
you'd shuttle
they'd shuttle 	I'd be shuttling
you'd be shuttling
she'd be shuttling
we'd be shuttling
you'd be shuttling
they'd be shuttling	I should've shuttled
you should've shuttled
she should've shuttled
we should've shuttled
you should've shuttled
they should've shuttled	I should've been shuttling
you should've been shuttling
she should've been shuttling
we should've been shuttling
you should've been shuttling
they should've been shuttling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I shouldn't shuttle
you shouldn't shuttle
she shouldn't shuttle
we shouldn't shuttle
you shouldn't shuttle
they shouldn't shuttle 	I shouldn't be shuttling
you shouldn't be shuttling
she shouldn't be shuttling
we shouldn't be shuttling
you shouldn't be shuttling
they shouldn't be shuttling	I shouldn't have shuttled
you shouldn't have shuttled
she shouldn't have shuttled
we shouldn't have shuttled
you shouldn't have shuttled
they shouldn't have shuttled	I shouldn't have been shuttling
you shouldn't have been shuttling
she shouldn't have been shuttling
we shouldn't have been shuttling
you shouldn't have been shuttling
they shouldn't have been shuttling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I shuttle?
should you shuttle?
should she shuttle?
should we shuttle?
should you shuttle?
should they shuttle? 	should I be shuttling?
should you be shuttling?
should she be shuttling?
should we be shuttling?
should you be shuttling?
should they be shuttling? 	should I have shuttled?
should you have shuttled?
should she have shuttled?
should we have shuttled?
should you have shuttled?
should they have shuttled? 	should I have been shuttling?
should you have been shuttling?
should she have been shuttling?
should we have been shuttling?
should you have been shuttling?
should they have been shuttling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
shouldn't I shuttle?
shouldn't you shuttle?
shouldn't she shuttle?
shouldn't we shuttle?
shouldn't you shuttle?
shouldn't they shuttle? 	shouldn't I be shuttling?
shouldn't you be shuttling?
shouldn't she be shuttling?
shouldn't we be shuttling?
shouldn't you be shuttling?
shouldn't they be shuttling? 	shouldn't I have shuttled?
shouldn't you have shuttled?
shouldn't she have shuttled?
shouldn't we have shuttled?
shouldn't you have shuttled?
shouldn't they have shuttled? 	shouldn't I have been shuttling?
shouldn't you have been shuttling?
shouldn't she have been shuttling?
shouldn't we have been shuttling?
shouldn't you have been shuttling?
shouldn't they have been shuttling?