can thud
Verbo regular: thud - thudded- thudded

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can thud
you can thud
he can thud
we can thud
you can thud
they can thud 	I can be thudding
you can be thudding
he can be thudding
we can be thudding
you can be thudding
they can be thudding	I can have thudded
you can have thudded
he can have thudded
we can have thudded
you can have thudded
they can have thudded	I can have been thudding
you can have been thudding
he can have been thudding
we can have been thudding
you can have been thudding
they can have been thudding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot thud
you cannot thud
he cannot thud
we cannot thud
you cannot thud
they cannot thud 	I cannot be thudding
you cannot be thudding
he cannot be thudding
we cannot be thudding
you cannot be thudding
they cannot be thudding	I cannot have thudded
you cannot have thudded
he cannot have thudded
we cannot have thudded
you cannot have thudded
they cannot have thudded	I cannot have been thudding
you cannot have been thudding
he cannot have been thudding
we cannot have been thudding
you cannot have been thudding
they cannot have been thudding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I thud?
can you thud?
can he thud?
can we thud?
can you thud?
can they thud? 	can I be thudding?
can you be thudding?
can he be thudding?
can we be thudding?
can you be thudding?
can they be thudding? 	can I have thudded?
can you have thudded?
can he have thudded?
can we have thudded?
can you have thudded?
can they have thudded? 	can I have been thudding?
can you have been thudding?
can he have been thudding?
can we have been thudding?
can you have been thudding?
can they have been thudding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not thud?
can you not thud?
can he not thud?
can we not thud?
can you not thud?
can they not thud? 	can I not be thudding?
can you not be thudding?
can he not be thudding?
can we not be thudding?
can you not be thudding?
can they not be thudding? 	can I not have thudded?
can you not have thudded?
can he not have thudded?
can we not have thudded?
can you not have thudded?
can they not have thudded? 	can I not have been thudding?
can you not have been thudding?
can he not have been thudding?
can we not have been thudding?
can you not have been thudding?
can they not have been thudding?