could glimpse
Regular verb: glimpse - glimpsed- glimpsed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could glimpse
you could glimpse
she could glimpse
we could glimpse
you could glimpse
they could glimpse 	I could be glimpsing
you could be glimpsing
she could be glimpsing
we could be glimpsing
you could be glimpsing
they could be glimpsing	I could have glimpsed
you could have glimpsed
she could have glimpsed
we could have glimpsed
you could have glimpsed
they could have glimpsed	I could have been glimpsing
you could have been glimpsing
she could have been glimpsing
we could have been glimpsing
you could have been glimpsing
they could have been glimpsing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't glimpse
you couldn't glimpse
she couldn't glimpse
we couldn't glimpse
you couldn't glimpse
they couldn't glimpse 	I couldn't be glimpsing
you couldn't be glimpsing
she couldn't be glimpsing
we couldn't be glimpsing
you couldn't be glimpsing
they couldn't be glimpsing	I couldn't have glimpsed
you couldn't have glimpsed
she couldn't have glimpsed
we couldn't have glimpsed
you couldn't have glimpsed
they couldn't have glimpsed	I couldn't have been glimpsing
you couldn't have been glimpsing
she couldn't have been glimpsing
we couldn't have been glimpsing
you couldn't have been glimpsing
they couldn't have been glimpsing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I glimpse?
could you glimpse?
could she glimpse?
could we glimpse?
could you glimpse?
could they glimpse? 	could I be glimpsing?
could you be glimpsing?
could she be glimpsing?
could we be glimpsing?
could you be glimpsing?
could they be glimpsing? 	could I have glimpsed?
could you have glimpsed?
could she have glimpsed?
could we have glimpsed?
could you have glimpsed?
could they have glimpsed? 	could I have been glimpsing?
could you have been glimpsing?
could she have been glimpsing?
could we have been glimpsing?
could you have been glimpsing?
could they have been glimpsing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I glimpse?
couldn't you glimpse?
couldn't she glimpse?
couldn't we glimpse?
couldn't you glimpse?
couldn't they glimpse? 	couldn't I be glimpsing?
couldn't you be glimpsing?
couldn't she be glimpsing?
couldn't we be glimpsing?
couldn't you be glimpsing?
couldn't they be glimpsing? 	couldn't I have glimpsed?
couldn't you have glimpsed?
couldn't she have glimpsed?
couldn't we have glimpsed?
couldn't you have glimpsed?
couldn't they have glimpsed? 	couldn't I have been glimpsing?
couldn't you have been glimpsing?
couldn't she have been glimpsing?
couldn't we have been glimpsing?
couldn't you have been glimpsing?
couldn't they have been glimpsing?