can shield
Verbo regular: shield - shielded- shielded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can shield
you can shield
he can shield
we can shield
you can shield
they can shield 	I can be shielding
you can be shielding
he can be shielding
we can be shielding
you can be shielding
they can be shielding	I can have shielded
you can have shielded
he can have shielded
we can have shielded
you can have shielded
they can have shielded	I can have been shielding
you can have been shielding
he can have been shielding
we can have been shielding
you can have been shielding
they can have been shielding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't shield
you can't shield
he can't shield
we can't shield
you can't shield
they can't shield 	I can't be shielding
you can't be shielding
he can't be shielding
we can't be shielding
you can't be shielding
they can't be shielding	I can't have shielded
you can't have shielded
he can't have shielded
we can't have shielded
you can't have shielded
they can't have shielded	I can't have been shielding
you can't have been shielding
he can't have been shielding
we can't have been shielding
you can't have been shielding
they can't have been shielding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I shield?
can you shield?
can he shield?
can we shield?
can you shield?
can they shield? 	can I be shielding?
can you be shielding?
can he be shielding?
can we be shielding?
can you be shielding?
can they be shielding? 	can I have shielded?
can you have shielded?
can he have shielded?
can we have shielded?
can you have shielded?
can they have shielded? 	can I have been shielding?
can you have been shielding?
can he have been shielding?
can we have been shielding?
can you have been shielding?
can they have been shielding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I shield?
can't you shield?
can't he shield?
can't we shield?
can't you shield?
can't they shield? 	can't I be shielding?
can't you be shielding?
can't he be shielding?
can't we be shielding?
can't you be shielding?
can't they be shielding? 	can't I have shielded?
can't you have shielded?
can't he have shielded?
can't we have shielded?
can't you have shielded?
can't they have shielded? 	can't I have been shielding?
can't you have been shielding?
can't he have been shielding?
can't we have been shielding?
can't you have been shielding?
can't they have been shielding?