can collect
Verbo regular: collect - collected- collected

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can collect
you can collect
he can collect
we can collect
you can collect
they can collect 	I can be collecting
you can be collecting
he can be collecting
we can be collecting
you can be collecting
they can be collecting	I can have collected
you can have collected
he can have collected
we can have collected
you can have collected
they can have collected	I can have been collecting
you can have been collecting
he can have been collecting
we can have been collecting
you can have been collecting
they can have been collecting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot collect
you cannot collect
he cannot collect
we cannot collect
you cannot collect
they cannot collect 	I cannot be collecting
you cannot be collecting
he cannot be collecting
we cannot be collecting
you cannot be collecting
they cannot be collecting	I cannot have collected
you cannot have collected
he cannot have collected
we cannot have collected
you cannot have collected
they cannot have collected	I cannot have been collecting
you cannot have been collecting
he cannot have been collecting
we cannot have been collecting
you cannot have been collecting
they cannot have been collecting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I collect?
can you collect?
can he collect?
can we collect?
can you collect?
can they collect? 	can I be collecting?
can you be collecting?
can he be collecting?
can we be collecting?
can you be collecting?
can they be collecting? 	can I have collected?
can you have collected?
can he have collected?
can we have collected?
can you have collected?
can they have collected? 	can I have been collecting?
can you have been collecting?
can he have been collecting?
can we have been collecting?
can you have been collecting?
can they have been collecting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not collect?
can you not collect?
can he not collect?
can we not collect?
can you not collect?
can they not collect? 	can I not be collecting?
can you not be collecting?
can he not be collecting?
can we not be collecting?
can you not be collecting?
can they not be collecting? 	can I not have collected?
can you not have collected?
can he not have collected?
can we not have collected?
can you not have collected?
can they not have collected? 	can I not have been collecting?
can you not have been collecting?
can he not have been collecting?
can we not have been collecting?
can you not have been collecting?
can they not have been collecting?