can tense
Verbo regular: tense - tensed- tensed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can tense
you can tense
he can tense
we can tense
you can tense
they can tense 	I can be tensing
you can be tensing
he can be tensing
we can be tensing
you can be tensing
they can be tensing	I can have tensed
you can have tensed
he can have tensed
we can have tensed
you can have tensed
they can have tensed	I can have been tensing
you can have been tensing
he can have been tensing
we can have been tensing
you can have been tensing
they can have been tensing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't tense
you can't tense
he can't tense
we can't tense
you can't tense
they can't tense 	I can't be tensing
you can't be tensing
he can't be tensing
we can't be tensing
you can't be tensing
they can't be tensing	I can't have tensed
you can't have tensed
he can't have tensed
we can't have tensed
you can't have tensed
they can't have tensed	I can't have been tensing
you can't have been tensing
he can't have been tensing
we can't have been tensing
you can't have been tensing
they can't have been tensing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I tense?
can you tense?
can he tense?
can we tense?
can you tense?
can they tense? 	can I be tensing?
can you be tensing?
can he be tensing?
can we be tensing?
can you be tensing?
can they be tensing? 	can I have tensed?
can you have tensed?
can he have tensed?
can we have tensed?
can you have tensed?
can they have tensed? 	can I have been tensing?
can you have been tensing?
can he have been tensing?
can we have been tensing?
can you have been tensing?
can they have been tensing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I tense?
can't you tense?
can't he tense?
can't we tense?
can't you tense?
can't they tense? 	can't I be tensing?
can't you be tensing?
can't he be tensing?
can't we be tensing?
can't you be tensing?
can't they be tensing? 	can't I have tensed?
can't you have tensed?
can't he have tensed?
can't we have tensed?
can't you have tensed?
can't they have tensed? 	can't I have been tensing?
can't you have been tensing?
can't he have been tensing?
can't we have been tensing?
can't you have been tensing?
can't they have been tensing?