could evade
Regular verb: evade - evaded- evaded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could evade
you could evade
she could evade
we could evade
you could evade
they could evade 	I could be evading
you could be evading
she could be evading
we could be evading
you could be evading
they could be evading	I could have evaded
you could have evaded
she could have evaded
we could have evaded
you could have evaded
they could have evaded	I could have been evading
you could have been evading
she could have been evading
we could have been evading
you could have been evading
they could have been evading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't evade
you couldn't evade
she couldn't evade
we couldn't evade
you couldn't evade
they couldn't evade 	I couldn't be evading
you couldn't be evading
she couldn't be evading
we couldn't be evading
you couldn't be evading
they couldn't be evading	I couldn't have evaded
you couldn't have evaded
she couldn't have evaded
we couldn't have evaded
you couldn't have evaded
they couldn't have evaded	I couldn't have been evading
you couldn't have been evading
she couldn't have been evading
we couldn't have been evading
you couldn't have been evading
they couldn't have been evading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I evade?
could you evade?
could she evade?
could we evade?
could you evade?
could they evade? 	could I be evading?
could you be evading?
could she be evading?
could we be evading?
could you be evading?
could they be evading? 	could I have evaded?
could you have evaded?
could she have evaded?
could we have evaded?
could you have evaded?
could they have evaded? 	could I have been evading?
could you have been evading?
could she have been evading?
could we have been evading?
could you have been evading?
could they have been evading? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I evade?
couldn't you evade?
couldn't she evade?
couldn't we evade?
couldn't you evade?
couldn't they evade? 	couldn't I be evading?
couldn't you be evading?
couldn't she be evading?
couldn't we be evading?
couldn't you be evading?
couldn't they be evading? 	couldn't I have evaded?
couldn't you have evaded?
couldn't she have evaded?
couldn't we have evaded?
couldn't you have evaded?
couldn't they have evaded? 	couldn't I have been evading?
couldn't you have been evading?
couldn't she have been evading?
couldn't we have been evading?
couldn't you have been evading?
couldn't they have been evading?