could expose
Regular verb: expose - exposed- exposed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could expose
you could expose
she could expose
we could expose
you could expose
they could expose 	I could be exposing
you could be exposing
she could be exposing
we could be exposing
you could be exposing
they could be exposing	I could have exposed
you could have exposed
she could have exposed
we could have exposed
you could have exposed
they could have exposed	I could have been exposing
you could have been exposing
she could have been exposing
we could have been exposing
you could have been exposing
they could have been exposing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't expose
you couldn't expose
she couldn't expose
we couldn't expose
you couldn't expose
they couldn't expose 	I couldn't be exposing
you couldn't be exposing
she couldn't be exposing
we couldn't be exposing
you couldn't be exposing
they couldn't be exposing	I couldn't have exposed
you couldn't have exposed
she couldn't have exposed
we couldn't have exposed
you couldn't have exposed
they couldn't have exposed	I couldn't have been exposing
you couldn't have been exposing
she couldn't have been exposing
we couldn't have been exposing
you couldn't have been exposing
they couldn't have been exposing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I expose?
could you expose?
could she expose?
could we expose?
could you expose?
could they expose? 	could I be exposing?
could you be exposing?
could she be exposing?
could we be exposing?
could you be exposing?
could they be exposing? 	could I have exposed?
could you have exposed?
could she have exposed?
could we have exposed?
could you have exposed?
could they have exposed? 	could I have been exposing?
could you have been exposing?
could she have been exposing?
could we have been exposing?
could you have been exposing?
could they have been exposing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I expose?
couldn't you expose?
couldn't she expose?
couldn't we expose?
couldn't you expose?
couldn't they expose? 	couldn't I be exposing?
couldn't you be exposing?
couldn't she be exposing?
couldn't we be exposing?
couldn't you be exposing?
couldn't they be exposing? 	couldn't I have exposed?
couldn't you have exposed?
couldn't she have exposed?
couldn't we have exposed?
couldn't you have exposed?
couldn't they have exposed? 	couldn't I have been exposing?
couldn't you have been exposing?
couldn't she have been exposing?
couldn't we have been exposing?
couldn't you have been exposing?
couldn't they have been exposing?