can source
Verbo regular: source - sourced- sourced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can source
you can source
he can source
we can source
you can source
they can source 	I can be sourcing
you can be sourcing
he can be sourcing
we can be sourcing
you can be sourcing
they can be sourcing	I can have sourced
you can have sourced
he can have sourced
we can have sourced
you can have sourced
they can have sourced	I can have been sourcing
you can have been sourcing
he can have been sourcing
we can have been sourcing
you can have been sourcing
they can have been sourcing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't source
you can't source
he can't source
we can't source
you can't source
they can't source 	I can't be sourcing
you can't be sourcing
he can't be sourcing
we can't be sourcing
you can't be sourcing
they can't be sourcing	I can't have sourced
you can't have sourced
he can't have sourced
we can't have sourced
you can't have sourced
they can't have sourced	I can't have been sourcing
you can't have been sourcing
he can't have been sourcing
we can't have been sourcing
you can't have been sourcing
they can't have been sourcing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I source?
can you source?
can he source?
can we source?
can you source?
can they source? 	can I be sourcing?
can you be sourcing?
can he be sourcing?
can we be sourcing?
can you be sourcing?
can they be sourcing? 	can I have sourced?
can you have sourced?
can he have sourced?
can we have sourced?
can you have sourced?
can they have sourced? 	can I have been sourcing?
can you have been sourcing?
can he have been sourcing?
can we have been sourcing?
can you have been sourcing?
can they have been sourcing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I source?
can't you source?
can't he source?
can't we source?
can't you source?
can't they source? 	can't I be sourcing?
can't you be sourcing?
can't he be sourcing?
can't we be sourcing?
can't you be sourcing?
can't they be sourcing? 	can't I have sourced?
can't you have sourced?
can't he have sourced?
can't we have sourced?
can't you have sourced?
can't they have sourced? 	can't I have been sourcing?
can't you have been sourcing?
can't he have been sourcing?
can't we have been sourcing?
can't you have been sourcing?
can't they have been sourcing?