can grieve
Verbo regular: grieve - grieved- grieved

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can grieve
you can grieve
he can grieve
we can grieve
you can grieve
they can grieve 	I can be grieving
you can be grieving
he can be grieving
we can be grieving
you can be grieving
they can be grieving	I can have grieved
you can have grieved
he can have grieved
we can have grieved
you can have grieved
they can have grieved	I can have been grieving
you can have been grieving
he can have been grieving
we can have been grieving
you can have been grieving
they can have been grieving	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't grieve
you can't grieve
he can't grieve
we can't grieve
you can't grieve
they can't grieve 	I can't be grieving
you can't be grieving
he can't be grieving
we can't be grieving
you can't be grieving
they can't be grieving	I can't have grieved
you can't have grieved
he can't have grieved
we can't have grieved
you can't have grieved
they can't have grieved	I can't have been grieving
you can't have been grieving
he can't have been grieving
we can't have been grieving
you can't have been grieving
they can't have been grieving	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I grieve?
can you grieve?
can he grieve?
can we grieve?
can you grieve?
can they grieve? 	can I be grieving?
can you be grieving?
can he be grieving?
can we be grieving?
can you be grieving?
can they be grieving? 	can I have grieved?
can you have grieved?
can he have grieved?
can we have grieved?
can you have grieved?
can they have grieved? 	can I have been grieving?
can you have been grieving?
can he have been grieving?
can we have been grieving?
can you have been grieving?
can they have been grieving? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I grieve?
can't you grieve?
can't he grieve?
can't we grieve?
can't you grieve?
can't they grieve? 	can't I be grieving?
can't you be grieving?
can't he be grieving?
can't we be grieving?
can't you be grieving?
can't they be grieving? 	can't I have grieved?
can't you have grieved?
can't he have grieved?
can't we have grieved?
can't you have grieved?
can't they have grieved? 	can't I have been grieving?
can't you have been grieving?
can't he have been grieving?
can't we have been grieving?
can't you have been grieving?
can't they have been grieving?