could thatch
Verbo regular: thatch - thatched- thatched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could thatch
you could thatch
he could thatch
we could thatch
you could thatch
they could thatch 	I could be thatching
you could be thatching
he could be thatching
we could be thatching
you could be thatching
they could be thatching	I could have thatched
you could have thatched
he could have thatched
we could have thatched
you could have thatched
they could have thatched	I could have been thatching
you could have been thatching
he could have been thatching
we could have been thatching
you could have been thatching
they could have been thatching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not thatch
you could not thatch
he could not thatch
we could not thatch
you could not thatch
they could not thatch 	I could not be thatching
you could not be thatching
he could not be thatching
we could not be thatching
you could not be thatching
they could not be thatching	I could not have thatched
you could not have thatched
he could not have thatched
we could not have thatched
you could not have thatched
they could not have thatched	I could not have been thatching
you could not have been thatching
he could not have been thatching
we could not have been thatching
you could not have been thatching
they could not have been thatching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I thatch?
could you thatch?
could he thatch?
could we thatch?
could you thatch?
could they thatch? 	could I be thatching?
could you be thatching?
could he be thatching?
could we be thatching?
could you be thatching?
could they be thatching? 	could I have thatched?
could you have thatched?
could he have thatched?
could we have thatched?
could you have thatched?
could they have thatched? 	could I have been thatching?
could you have been thatching?
could he have been thatching?
could we have been thatching?
could you have been thatching?
could they have been thatching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not thatch?
could you not thatch?
could he not thatch?
could we not thatch?
could you not thatch?
could they not thatch? 	could I not be thatching?
could you not be thatching?
could he not be thatching?
could we not be thatching?
could you not be thatching?
could they not be thatching? 	could I not have thatched?
could you not have thatched?
could he not have thatched?
could we not have thatched?
could you not have thatched?
could they not have thatched? 	could I not have been thatching?
could you not have been thatching?
could he not have been thatching?
could we not have been thatching?
could you not have been thatching?
could they not have been thatching?