could interest
Verbo regular: interest - interested- interested

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could interest
you could interest
she could interest
we could interest
you could interest
they could interest 	I could be interesting
you could be interesting
she could be interesting
we could be interesting
you could be interesting
they could be interesting	I could have interested
you could have interested
she could have interested
we could have interested
you could have interested
they could have interested	I could have been interesting
you could have been interesting
she could have been interesting
we could have been interesting
you could have been interesting
they could have been interesting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't interest
you couldn't interest
she couldn't interest
we couldn't interest
you couldn't interest
they couldn't interest 	I couldn't be interesting
you couldn't be interesting
she couldn't be interesting
we couldn't be interesting
you couldn't be interesting
they couldn't be interesting	I couldn't have interested
you couldn't have interested
she couldn't have interested
we couldn't have interested
you couldn't have interested
they couldn't have interested	I couldn't have been interesting
you couldn't have been interesting
she couldn't have been interesting
we couldn't have been interesting
you couldn't have been interesting
they couldn't have been interesting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I interest?
could you interest?
could she interest?
could we interest?
could you interest?
could they interest? 	could I be interesting?
could you be interesting?
could she be interesting?
could we be interesting?
could you be interesting?
could they be interesting? 	could I have interested?
could you have interested?
could she have interested?
could we have interested?
could you have interested?
could they have interested? 	could I have been interesting?
could you have been interesting?
could she have been interesting?
could we have been interesting?
could you have been interesting?
could they have been interesting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I interest?
couldn't you interest?
couldn't she interest?
couldn't we interest?
couldn't you interest?
couldn't they interest? 	couldn't I be interesting?
couldn't you be interesting?
couldn't she be interesting?
couldn't we be interesting?
couldn't you be interesting?
couldn't they be interesting? 	couldn't I have interested?
couldn't you have interested?
couldn't she have interested?
couldn't we have interested?
couldn't you have interested?
couldn't they have interested? 	couldn't I have been interesting?
couldn't you have been interesting?
couldn't she have been interesting?
couldn't we have been interesting?
couldn't you have been interesting?
couldn't they have been interesting?